{"title":"Mercedes ECM AND DME TUNING","description":"\u003cspan data-mce-fragment=\"1\"\u003eMost advanced Mercedes ECM AND DME TUNING in the world.\u003c\/span\u003e","products":[{"product_id":"mercedes-amg-gt-s-2014","title":"Mercedes AMG GT(s) 2014","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES AMG GT(S) 2014 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes AMG GT(s) 2014 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes AMG GT(s) 2014 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes AMG GT(s) 2014 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes AMG GT(s) 2014's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360452559040,"sku":"","price":2374.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360452591808,"sku":"","price":2564.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_e236c3a2-1d18-4647-a79c-a64e6aa537cc.png?v=1773895752"},{"product_id":"mercedes-amg-gt-s-2015","title":"Mercedes AMG GT(s) 2015","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES AMG GT(S) 2015 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes AMG GT(s) 2015 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes AMG GT(s) 2015 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes AMG GT(s) 2015 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes AMG GT(s) 2015's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360452624576,"sku":"","price":2374.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360452657344,"sku":"","price":2564.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_29d15107-1463-4ecb-a3a7-390d4a30b57b.png?v=1773895755"},{"product_id":"mercedes-amg-gt-s-2016","title":"Mercedes AMG GT(s) 2016","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES AMG GT(S) 2016 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes AMG GT(s) 2016 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes AMG GT(s) 2016 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes AMG GT(s) 2016 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes AMG GT(s) 2016's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360452722880,"sku":"","price":2374.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360452755648,"sku":"","price":2564.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_0a19530a-0d53-4917-981b-6acf9d155181.png?v=1773895757"},{"product_id":"mercedes-amg-gt-s-2017","title":"Mercedes AMG GT(s) 2017","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES AMG GT(S) 2017 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes AMG GT(s) 2017 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes AMG GT(s) 2017 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes AMG GT(s) 2017 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes AMG GT(s) 2017's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360452788416,"sku":"","price":2374.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360452821184,"sku":"","price":2564.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_12b41d56-4c6c-42d0-a111-a8712faf8da1.png?v=1773895760"},{"product_id":"mercedes-amg-gt-s-2018","title":"Mercedes AMG GT(s) 2018","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES AMG GT(S) 2018 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes AMG GT(s) 2018 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes AMG GT(s) 2018 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes AMG GT(s) 2018 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes AMG GT(s) 2018's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360452853952,"sku":"","price":2374.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360452886720,"sku":"","price":2564.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_3bd6c9d3-1669-4e71-beb7-88b8a01a5fe9.png?v=1773895763"},{"product_id":"mercedes-amg-gt-s-2019","title":"Mercedes AMG GT(s) 2019","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES AMG GT(S) 2019 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes AMG GT(s) 2019 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes AMG GT(s) 2019 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes AMG GT(s) 2019 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes AMG GT(s) 2019's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360452952256,"sku":"","price":2374.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360452985024,"sku":"","price":2564.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_c904f6d7-9073-4b78-a844-6721c8858a2d.png?v=1773895765"},{"product_id":"mercedes-c400-2015","title":"Mercedes C400 2015","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C400 2015 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C400 2015 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C400 2015 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C400 2015 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C400 2015's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453017792,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453050560,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400.png?v=1773893363"},{"product_id":"mercedes-c400-2016","title":"Mercedes C400 2016","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C400 2016 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C400 2016 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C400 2016 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C400 2016 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C400 2016's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453083328,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453116096,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400_09e4ac2e-3b90-4d0e-b1f2-9b7651afb68e.png?v=1773893366"},{"product_id":"mercedes-c400-2017","title":"Mercedes C400 2017","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C400 2017 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C400 2017 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C400 2017 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C400 2017 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C400 2017's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453148864,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453181632,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400_4d959ac8-ea7d-4223-a0b5-eb7ab87ab495.png?v=1773893368"},{"product_id":"mercedes-c400-2018","title":"Mercedes C400 2018","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C400 2018 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C400 2018 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C400 2018 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C400 2018 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C400 2018's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453247168,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453279936,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400_0ff08967-a406-4914-822b-1bb58fc7fc30.png?v=1773893370"},{"product_id":"mercedes-c400-2019","title":"Mercedes C400 2019","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C400 2019 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C400 2019 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C400 2019 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C400 2019 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C400 2019's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453312704,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453345472,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400_2e1e6a17-11a3-47b6-9924-b48d2120eb1d.png?v=1773893372"},{"product_id":"mercedes-c43-2015","title":"Mercedes C43 2015","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C43 2015 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"134\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e367 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"224\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"264\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e440 HP\u003c\/text\u003e\n  \u003ctext x=\"288\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+73 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e490 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+123 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e384 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"214\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"654\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e460 TQ\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+76 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e510 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+126 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"367 HP\" data-hp-tuned=\"440 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"460 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"367 HP\" data-hp-tuned=\"490 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"510 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 367HP \/ 384 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 440HP \/ 460 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 490HP \/ 510 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C43 2015 M276 3.0L Twin-Turbo V6\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C43 2015 equipped with the legendary M276 3.0L Twin-Turbo V6 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M276 3.0L Twin-Turbo V6: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M276 3.0L Twin-Turbo V6 found in the Mercedes C43 2015 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C43 2015's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+73 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+76 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+123 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+126 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453411008,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453443776,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-w205_1f1e6ee8-05d8-4577-a7bf-244ecf539a5a.png?v=1773853867"},{"product_id":"mercedes-c43-2016","title":"Mercedes C43 2016","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C43 2016 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"134\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e367 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"224\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"264\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e440 HP\u003c\/text\u003e\n  \u003ctext x=\"288\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+73 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e490 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+123 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e384 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"214\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"654\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e460 TQ\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+76 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e510 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+126 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"367 HP\" data-hp-tuned=\"440 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"460 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"367 HP\" data-hp-tuned=\"490 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"510 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 367HP \/ 384 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 440HP \/ 460 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 490HP \/ 510 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C43 2016 M276 3.0L Twin-Turbo V6\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C43 2016 equipped with the legendary M276 3.0L Twin-Turbo V6 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M276 3.0L Twin-Turbo V6: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M276 3.0L Twin-Turbo V6 found in the Mercedes C43 2016 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C43 2016's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+73 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+76 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+123 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+126 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453476544,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453509312,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-w205_b02e972e-c4d0-4920-a260-898d361c398d.png?v=1773853869"},{"product_id":"mercedes-c43-2017","title":"Mercedes C43 2017","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C43 2017 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"134\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e367 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"224\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"264\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e440 HP\u003c\/text\u003e\n  \u003ctext x=\"288\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+73 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e490 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+123 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e384 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"214\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"654\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e460 TQ\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+76 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e510 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+126 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"367 HP\" data-hp-tuned=\"440 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"460 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"367 HP\" data-hp-tuned=\"490 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"510 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 367HP \/ 384 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 440HP \/ 460 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 490HP \/ 510 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C43 2017 M276 3.0L Twin-Turbo V6\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C43 2017 equipped with the legendary M276 3.0L Twin-Turbo V6 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M276 3.0L Twin-Turbo V6: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M276 3.0L Twin-Turbo V6 found in the Mercedes C43 2017 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C43 2017's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+73 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+76 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+123 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+126 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453542080,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453574848,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-w205_60cef3db-91de-4d46-ad25-a505569c867e.png?v=1773853872"},{"product_id":"mercedes-c43-2018","title":"Mercedes C43 2018","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C43 2018 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"134\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e367 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"224\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"264\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e440 HP\u003c\/text\u003e\n  \u003ctext x=\"288\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+73 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e490 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+123 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e384 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"214\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"654\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e460 TQ\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+76 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e510 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+126 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"367 HP\" data-hp-tuned=\"440 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"460 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"367 HP\" data-hp-tuned=\"490 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"510 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 367HP \/ 384 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 440HP \/ 460 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 490HP \/ 510 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C43 2018 M276 3.0L Twin-Turbo V6\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C43 2018 equipped with the legendary M276 3.0L Twin-Turbo V6 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M276 3.0L Twin-Turbo V6: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M276 3.0L Twin-Turbo V6 found in the Mercedes C43 2018 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C43 2018's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+73 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+76 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+123 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+126 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453607616,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453640384,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-w205_6839a028-6a38-4369-b747-0257d3cbc61b.png?v=1773853874"},{"product_id":"mercedes-c43-2019","title":"Mercedes C43 2019","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C43 2019 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"134\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e367 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"224\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"264\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e440 HP\u003c\/text\u003e\n  \u003ctext x=\"288\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+73 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e490 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+123 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e384 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"214\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"654\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e460 TQ\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+76 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e510 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+126 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"367 HP\" data-hp-tuned=\"440 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"460 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"367 HP\" data-hp-tuned=\"490 HP\" data-tq-factory=\"384 TQ\" data-tq-tuned=\"510 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 367HP \/ 384 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 440HP \/ 460 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 490HP \/ 510 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C43 2019 M276 3.0L Twin-Turbo V6\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C43 2019 equipped with the legendary M276 3.0L Twin-Turbo V6 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M276 3.0L Twin-Turbo V6: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M276 3.0L Twin-Turbo V6 found in the Mercedes C43 2019 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C43 2019's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+73 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+76 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+123 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+126 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453673152,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453705920,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-w205_41fbaa75-67f7-4712-9040-d4e0b437ab7d.png?v=1773853876"},{"product_id":"mercedes-c450-2015","title":"Mercedes C450 2015","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C450 2015 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C450 2015 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C450 2015 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C450 2015 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C450 2015's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453771456,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453804224,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400_f3b3c764-08e1-4cea-853a-0416da4db53e.png?v=1773893393"},{"product_id":"mercedes-c450-2016","title":"Mercedes C450 2016","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C450 2016 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C450 2016 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C450 2016 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C450 2016 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C450 2016's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453836992,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453869760,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400_41536b2d-e46e-4a27-8cc1-08de981f918d.png?v=1773893396"},{"product_id":"mercedes-c450-2017","title":"Mercedes C450 2017","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C450 2017 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C450 2017 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C450 2017 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C450 2017 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C450 2017's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360453902528,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360453968064,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400_dc7700d2-0222-47dd-980d-de75303b044e.png?v=1773893398"},{"product_id":"mercedes-c450-2018","title":"Mercedes C450 2018","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C450 2018 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C450 2018 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C450 2018 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C450 2018 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C450 2018's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454000832,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454033600,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400_1c665473-e410-4d3c-abbb-f06d4d16b7a6.png?v=1773893401"},{"product_id":"mercedes-c450-2019","title":"Mercedes C450 2019","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C450 2019 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"128\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"226\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"266\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 HP\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e300 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"215\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"655\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"679\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+80 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e420 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+120 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"300 HP\" data-hp-tuned=\"380 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"300 HP\" data-hp-tuned=\"420 HP\" data-tq-factory=\"300 TQ\" data-tq-tuned=\"420 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 300HP \/ 300 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 380HP \/ 380 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 420HP \/ 420 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C450 2019 High-Performance Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C450 2019 equipped with the legendary High-Performance Engine engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz High-Performance Engine: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe High-Performance Engine found in the Mercedes C450 2019 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C450 2019's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+80 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+120 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454131904,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454164672,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c400_3cf15690-616a-4e73-9b54-03455ae50c42.png?v=1773893403"},{"product_id":"mercedes-c63-2008","title":"Mercedes C63 2008","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63 2008 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63 2008 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63 2008 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63 2008 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63 2008's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454197440,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454230208,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63.png?v=1773876243"},{"product_id":"mercedes-c63-2009","title":"Mercedes C63 2009","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63 2009 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63 2009 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63 2009 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63 2009 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63 2009's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454295744,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454328512,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_ee57c777-ab99-43f1-93cf-317459354832.png?v=1773876245"},{"product_id":"mercedes-c63-2010","title":"Mercedes C63 2010","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63 2010 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63 2010 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63 2010 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63 2010 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63 2010's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454394048,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454426816,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_ed0d4631-9054-41c9-9cdc-d0a5125c77f8.png?v=1773876248"},{"product_id":"mercedes-c63-2011","title":"Mercedes C63 2011","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63 2011 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63 2011 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63 2011 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63 2011 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63 2011's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454459584,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454492352,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_4e9aa274-a6b4-49c4-af5a-4cf9ccbbd792.png?v=1773876250"},{"product_id":"mercedes-c63-2012","title":"Mercedes C63 2012","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63 2012 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63 2012 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63 2012 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63 2012 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63 2012's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454557888,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454590656,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_37fbf79d-2b28-4313-b701-9a2fa629a80c.png?v=1773876252"},{"product_id":"mercedes-c63-2013","title":"Mercedes C63 2013","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63 2013 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63 2013 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63 2013 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63 2013 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63 2013's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454656192,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454688960,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_6ae26ff2-cd5e-44f5-8757-e35ba442393a.png?v=1773876254"},{"product_id":"mercedes-c63-2014","title":"Mercedes C63 2014","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63 2014 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e469 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"219\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"259\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e570 HP\u003c\/text\u003e\n  \u003ctext x=\"283\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+101 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e650 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+181 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e479 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"206\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"646\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e590 TQ\u003c\/text\u003e\n  \u003ctext x=\"670\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+111 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e680 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+201 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"469 HP\" data-hp-tuned=\"570 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"590 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"469 HP\" data-hp-tuned=\"650 HP\" data-tq-factory=\"479 TQ\" data-tq-tuned=\"680 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 469HP \/ 479 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 570HP \/ 590 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 650HP \/ 680 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63 2014 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63 2014 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63 2014 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63 2014's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+101 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+111 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+181 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+201 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454721728,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454754496,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_6c2ee7b7-abdf-4d12-8259-c208d4633bac.png?v=1773876256"},{"product_id":"mercedes-c63s-2015","title":"Mercedes C63s 2015","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63S 2015 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e503 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"217\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"257\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e610 HP\u003c\/text\u003e\n  \u003ctext x=\"281\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e700 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+197 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e516 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"208\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"648\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e630 TQ\u003c\/text\u003e\n  \u003ctext x=\"672\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+114 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e720 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+204 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"503 HP\" data-hp-tuned=\"610 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"630 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"503 HP\" data-hp-tuned=\"700 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"720 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 503HP \/ 516 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 610HP \/ 630 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 700HP \/ 720 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63s 2015 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63s 2015 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63s 2015 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63s 2015's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+114 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+197 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+204 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454787264,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454820032,"sku":"","price":2089.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_4ed212b9-8f19-480f-8820-71b0920e85ad.png?v=1773876276"},{"product_id":"mercedes-c63s-2016","title":"Mercedes C63s 2016","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63S 2016 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e503 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"217\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"257\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e610 HP\u003c\/text\u003e\n  \u003ctext x=\"281\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e700 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+197 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e516 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"208\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"648\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e630 TQ\u003c\/text\u003e\n  \u003ctext x=\"672\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+114 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e720 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+204 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"503 HP\" data-hp-tuned=\"610 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"630 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"503 HP\" data-hp-tuned=\"700 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"720 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 503HP \/ 516 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 610HP \/ 630 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 700HP \/ 720 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63s 2016 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63s 2016 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63s 2016 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63s 2016's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+114 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+197 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+204 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454885568,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454918336,"sku":"","price":2089.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_3b2e58eb-fb4b-4080-a993-cee457cdbd0a.png?v=1773876278"},{"product_id":"mercedes-c63s-2017","title":"Mercedes C63s 2017","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63S 2017 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e503 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"217\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"257\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e610 HP\u003c\/text\u003e\n  \u003ctext x=\"281\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e700 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+197 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e516 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"208\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"648\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e630 TQ\u003c\/text\u003e\n  \u003ctext x=\"672\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+114 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e720 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+204 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"503 HP\" data-hp-tuned=\"610 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"630 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"503 HP\" data-hp-tuned=\"700 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"720 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 503HP \/ 516 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 610HP \/ 630 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 700HP \/ 720 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63s 2017 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63s 2017 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63s 2017 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63s 2017's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+114 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+197 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+204 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360454951104,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360454983872,"sku":"","price":2089.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_bf3055c3-4f11-41d4-a160-7b91309a8e28.png?v=1773876281"},{"product_id":"mercedes-c63s-2018","title":"Mercedes C63s 2018","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63S 2018 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e503 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"217\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"257\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e610 HP\u003c\/text\u003e\n  \u003ctext x=\"281\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e700 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+197 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e516 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"208\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"648\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e630 TQ\u003c\/text\u003e\n  \u003ctext x=\"672\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+114 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e720 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+204 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"503 HP\" data-hp-tuned=\"610 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"630 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"503 HP\" data-hp-tuned=\"700 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"720 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 503HP \/ 516 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 610HP \/ 630 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 700HP \/ 720 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63s 2018 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63s 2018 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63s 2018 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63s 2018's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+114 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+197 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+204 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360455016640,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360455049408,"sku":"","price":2089.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_aef3f1b1-ae2d-47c2-b1d9-735c10d67d6e.png?v=1773876283"},{"product_id":"mercedes-c63s-2019","title":"Mercedes C63s 2019","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63S 2019 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e503 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"217\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"257\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e610 HP\u003c\/text\u003e\n  \u003ctext x=\"281\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e700 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+197 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e516 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"208\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"648\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e630 TQ\u003c\/text\u003e\n  \u003ctext x=\"672\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+114 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e720 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+204 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"503 HP\" data-hp-tuned=\"610 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"630 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"503 HP\" data-hp-tuned=\"700 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"720 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 503HP \/ 516 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 610HP \/ 630 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 700HP \/ 720 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63s 2019 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63s 2019 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63s 2019 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63s 2019's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+114 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+197 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+204 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360455082176,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360455114944,"sku":"","price":2089.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_98aa83e0-b854-4054-9235-e0d5f230bd2e.png?v=1773876286"},{"product_id":"mercedes-c63s-2020","title":"Mercedes C63s 2020","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES C63S 2020 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"129\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e503 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"217\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"257\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e610 HP\u003c\/text\u003e\n  \u003ctext x=\"281\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e700 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+197 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"121\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e516 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"208\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"648\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e630 TQ\u003c\/text\u003e\n  \u003ctext x=\"672\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+114 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e720 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+204 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"503 HP\" data-hp-tuned=\"610 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"630 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"503 HP\" data-hp-tuned=\"700 HP\" data-tq-factory=\"516 TQ\" data-tq-tuned=\"720 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 503HP \/ 516 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 610HP \/ 630 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 700HP \/ 720 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes C63s 2020 M177 Handcrafted AMG 4.0L Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes C63s 2020 equipped with the legendary M177 Handcrafted AMG 4.0L Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz M177 Handcrafted AMG 4.0L Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe M177 Handcrafted AMG 4.0L Twin-Turbo V8 found in the Mercedes C63s 2020 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes C63s 2020's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+114 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+197 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+204 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360455147712,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360455180480,"sku":"","price":2089.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-c-amg63_56ba2927-4796-4fa3-9c33-298ed952e3b0.png?v=1773876288"},{"product_id":"mercedes-cla45-2014","title":"Mercedes CLA45 2014","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLA45 2014 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"126\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e252 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"222\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"262\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e320 HP\u003c\/text\u003e\n  \u003ctext x=\"286\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+68 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e360 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+108 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"122\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e273 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"212\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"652\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e340 TQ\u003c\/text\u003e\n  \u003ctext x=\"676\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+67 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"252 HP\" data-hp-tuned=\"320 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"340 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"252 HP\" data-hp-tuned=\"360 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 252HP \/ 273 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 320HP \/ 340 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 360HP \/ 380 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLA45 2014 2.0T TFSI\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLA45 2014 equipped with the legendary 2.0T TFSI engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz 2.0T TFSI: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe 2.0T TFSI found in the Mercedes CLA45 2014 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLA45 2014's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+68 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+67 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+108 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360455213248,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360455246016,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_a94b5112-b52b-4832-9a98-9932e035aa6b.png?v=1773895768"},{"product_id":"mercedes-cla45-2015","title":"Mercedes CLA45 2015","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLA45 2015 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"126\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e252 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"222\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"262\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e320 HP\u003c\/text\u003e\n  \u003ctext x=\"286\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+68 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e360 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+108 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"122\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e273 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"212\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"652\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e340 TQ\u003c\/text\u003e\n  \u003ctext x=\"676\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+67 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"252 HP\" data-hp-tuned=\"320 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"340 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"252 HP\" data-hp-tuned=\"360 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 252HP \/ 273 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 320HP \/ 340 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 360HP \/ 380 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLA45 2015 2.0T TFSI\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLA45 2015 equipped with the legendary 2.0T TFSI engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz 2.0T TFSI: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe 2.0T TFSI found in the Mercedes CLA45 2015 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLA45 2015's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+68 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+67 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+108 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360457179328,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360457277632,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_b1f6b1f7-20ed-4731-a223-8d18669213e0.png?v=1773895771"},{"product_id":"mercedes-cla45-2016","title":"Mercedes CLA45 2016","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLA45 2016 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"126\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e252 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"222\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"262\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e320 HP\u003c\/text\u003e\n  \u003ctext x=\"286\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+68 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e360 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+108 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"122\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e273 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"212\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"652\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e340 TQ\u003c\/text\u003e\n  \u003ctext x=\"676\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+67 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"252 HP\" data-hp-tuned=\"320 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"340 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"252 HP\" data-hp-tuned=\"360 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 252HP \/ 273 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 320HP \/ 340 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 360HP \/ 380 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLA45 2016 2.0T TFSI\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLA45 2016 equipped with the legendary 2.0T TFSI engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz 2.0T TFSI: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe 2.0T TFSI found in the Mercedes CLA45 2016 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLA45 2016's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+68 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+67 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+108 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360457801920,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360457834688,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_71b502c3-1a50-45da-b565-7e2b66abb798.png?v=1773895774"},{"product_id":"mercedes-cla45-2017","title":"Mercedes CLA45 2017","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLA45 2017 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"126\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e252 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"222\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"262\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e320 HP\u003c\/text\u003e\n  \u003ctext x=\"286\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+68 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e360 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+108 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"122\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e273 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"212\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"652\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e340 TQ\u003c\/text\u003e\n  \u003ctext x=\"676\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+67 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"252 HP\" data-hp-tuned=\"320 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"340 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"252 HP\" data-hp-tuned=\"360 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 252HP \/ 273 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 320HP \/ 340 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 360HP \/ 380 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLA45 2017 2.0T TFSI\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLA45 2017 equipped with the legendary 2.0T TFSI engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz 2.0T TFSI: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe 2.0T TFSI found in the Mercedes CLA45 2017 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLA45 2017's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+68 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+67 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+108 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360457867456,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360457900224,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_9bd9bf57-12bb-40fb-a7d0-48c162170012.png?v=1773895776"},{"product_id":"mercedes-cla45-2018","title":"Mercedes CLA45 2018","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLA45 2018 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"126\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e252 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"222\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"262\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e320 HP\u003c\/text\u003e\n  \u003ctext x=\"286\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+68 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e360 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+108 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"122\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e273 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"212\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"652\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e340 TQ\u003c\/text\u003e\n  \u003ctext x=\"676\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+67 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"252 HP\" data-hp-tuned=\"320 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"340 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"252 HP\" data-hp-tuned=\"360 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 252HP \/ 273 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 320HP \/ 340 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 360HP \/ 380 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLA45 2018 2.0T TFSI\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLA45 2018 equipped with the legendary 2.0T TFSI engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz 2.0T TFSI: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe 2.0T TFSI found in the Mercedes CLA45 2018 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLA45 2018's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+68 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+67 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+108 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360457932992,"sku":"","price":1234.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360457965760,"sku":"","price":1424.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_2a3e5a44-8574-4d0b-a567-c73d89441b3b.png?v=1773895779"},{"product_id":"mercedes-cla45-2019","title":"Mercedes CLA45 2019","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLA45 2019 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"126\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e252 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"222\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"262\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e320 HP\u003c\/text\u003e\n  \u003ctext x=\"286\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+68 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e360 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+108 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"122\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e273 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"212\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"652\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e340 TQ\u003c\/text\u003e\n  \u003ctext x=\"676\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+67 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e380 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"252 HP\" data-hp-tuned=\"320 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"340 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"252 HP\" data-hp-tuned=\"360 HP\" data-tq-factory=\"273 TQ\" data-tq-tuned=\"380 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 252HP \/ 273 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 320HP \/ 340 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 360HP \/ 380 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLA45 2019 2.0T TFSI\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLA45 2019 equipped with the legendary 2.0T TFSI engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz 2.0T TFSI: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe 2.0T TFSI found in the Mercedes CLA45 2019 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLA45 2019's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+68 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+67 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+108 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360457998528,"sku":"","price":1200.0,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458031296,"sku":"","price":1300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-e-w213_ea2c6bef-2514-4ef2-9fb6-fc308d5b772d.png?v=1773895782"},{"product_id":"mercedes-cls550-2012","title":"Mercedes CLS550 2012","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS550 2012 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"131\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e402 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"227\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"267\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e500 HP\u003c\/text\u003e\n  \u003ctext x=\"291\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+98 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+148 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"125\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e443 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"218\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"658\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 TQ\u003c\/text\u003e\n  \u003ctext x=\"682\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e600 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+157 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"402 HP\" data-hp-tuned=\"500 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"550 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"402 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"600 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 402HP \/ 443 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 500HP \/ 550 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 550HP \/ 600 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS550 2012 N63 Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS550 2012 equipped with the legendary N63 Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that BMW engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your BMW.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe BMW N63 Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe N63 Twin-Turbo V8 found in the Mercedes CLS550 2012 represents one of BMW's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS550 2012's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+98 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that BMW left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+148 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+157 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458129600,"sku":"","price":1709.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458162368,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/bmw-5series-g30_b9a4ff6a-4318-4cc5-afcd-6b0b2dfa5800.png?v=1773847929"},{"product_id":"mercedes-cls550-2013","title":"Mercedes CLS550 2013","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS550 2013 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"131\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e402 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"227\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"267\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e500 HP\u003c\/text\u003e\n  \u003ctext x=\"291\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+98 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+148 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"125\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e443 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"218\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"658\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 TQ\u003c\/text\u003e\n  \u003ctext x=\"682\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e600 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+157 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"402 HP\" data-hp-tuned=\"500 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"550 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"402 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"600 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 402HP \/ 443 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 500HP \/ 550 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 550HP \/ 600 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS550 2013 N63 Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS550 2013 equipped with the legendary N63 Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that BMW engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your BMW.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe BMW N63 Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe N63 Twin-Turbo V8 found in the Mercedes CLS550 2013 represents one of BMW's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS550 2013's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+98 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that BMW left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+148 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+157 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458195136,"sku":"","price":1709.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458227904,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/bmw-5series-g30_4208a9b7-c54a-41c5-a9d3-60b6e5b78ff3.png?v=1773847931"},{"product_id":"mercedes-cls550-2014","title":"Mercedes CLS550 2014","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS550 2014 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"131\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e402 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"227\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"267\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e500 HP\u003c\/text\u003e\n  \u003ctext x=\"291\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+98 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+148 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"125\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e443 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"218\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"658\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 TQ\u003c\/text\u003e\n  \u003ctext x=\"682\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e600 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+157 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"402 HP\" data-hp-tuned=\"500 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"550 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"402 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"600 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 402HP \/ 443 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 500HP \/ 550 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 550HP \/ 600 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS550 2014 N63 Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS550 2014 equipped with the legendary N63 Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that BMW engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your BMW.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe BMW N63 Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe N63 Twin-Turbo V8 found in the Mercedes CLS550 2014 represents one of BMW's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS550 2014's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+98 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that BMW left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+148 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+157 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458260672,"sku":"","price":1709.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458293440,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/bmw-5series-g30_677586f0-7468-48a5-aa68-c16a55003799.png?v=1773847933"},{"product_id":"mercedes-cls550-2015","title":"Mercedes CLS550 2015","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS550 2015 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"131\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e402 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"227\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"267\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e500 HP\u003c\/text\u003e\n  \u003ctext x=\"291\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+98 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+148 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"125\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e443 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"218\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"658\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 TQ\u003c\/text\u003e\n  \u003ctext x=\"682\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e600 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+157 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"402 HP\" data-hp-tuned=\"500 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"550 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"402 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"600 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 402HP \/ 443 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 500HP \/ 550 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 550HP \/ 600 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS550 2015 N63 Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS550 2015 equipped with the legendary N63 Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that BMW engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your BMW.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe BMW N63 Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe N63 Twin-Turbo V8 found in the Mercedes CLS550 2015 represents one of BMW's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS550 2015's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+98 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that BMW left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+148 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+157 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458326208,"sku":"","price":1709.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458358976,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/bmw-5series-g30_22335469-5986-412e-875c-1b89d1c213ad.png?v=1773847936"},{"product_id":"mercedes-cls550-2016","title":"Mercedes CLS550 2016","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS550 2016 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"131\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e402 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"227\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"267\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e500 HP\u003c\/text\u003e\n  \u003ctext x=\"291\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+98 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+148 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"125\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e443 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"218\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"658\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 TQ\u003c\/text\u003e\n  \u003ctext x=\"682\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e600 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+157 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"402 HP\" data-hp-tuned=\"500 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"550 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"402 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"600 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 402HP \/ 443 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 500HP \/ 550 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 550HP \/ 600 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS550 2016 N63 Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS550 2016 equipped with the legendary N63 Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that BMW engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your BMW.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe BMW N63 Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe N63 Twin-Turbo V8 found in the Mercedes CLS550 2016 represents one of BMW's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS550 2016's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+98 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that BMW left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+148 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+157 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458391744,"sku":"","price":1709.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458424512,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/bmw-5series-g30_dcc5b9ca-a6d5-49d4-a37c-128bcbaefdf1.png?v=1773847938"},{"product_id":"mercedes-cls550-2017","title":"Mercedes CLS550 2017","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS550 2017 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"131\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e402 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"227\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"267\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e500 HP\u003c\/text\u003e\n  \u003ctext x=\"291\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+98 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+148 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"125\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e443 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"218\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"658\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 TQ\u003c\/text\u003e\n  \u003ctext x=\"682\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e600 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+157 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"402 HP\" data-hp-tuned=\"500 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"550 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"402 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"600 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 402HP \/ 443 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 500HP \/ 550 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 550HP \/ 600 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS550 2017 N63 Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS550 2017 equipped with the legendary N63 Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that BMW engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your BMW.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe BMW N63 Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe N63 Twin-Turbo V8 found in the Mercedes CLS550 2017 represents one of BMW's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS550 2017's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+98 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that BMW left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+148 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+157 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458490048,"sku":"","price":1709.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458522816,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/bmw-5series-g30_891d0d41-d2f3-40b3-a68a-720583759ff1.png?v=1773847940"},{"product_id":"mercedes-cls550-2018","title":"Mercedes CLS550 2018","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS550 2018 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"131\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e402 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"227\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"267\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e500 HP\u003c\/text\u003e\n  \u003ctext x=\"291\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+98 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+148 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"125\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e443 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"218\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"658\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 TQ\u003c\/text\u003e\n  \u003ctext x=\"682\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e600 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+157 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"402 HP\" data-hp-tuned=\"500 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"550 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"402 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"600 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 402HP \/ 443 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 500HP \/ 550 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 550HP \/ 600 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS550 2018 N63 Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS550 2018 equipped with the legendary N63 Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that BMW engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your BMW.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe BMW N63 Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe N63 Twin-Turbo V8 found in the Mercedes CLS550 2018 represents one of BMW's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS550 2018's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+98 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that BMW left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+148 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+157 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458588352,"sku":"","price":1709.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458621120,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/bmw-5series-g30_9c73aee4-b083-4d0d-bfcd-7267665efd7d.png?v=1773847943"},{"product_id":"mercedes-cls550-2019","title":"Mercedes CLS550 2019","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS550 2019 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"131\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e402 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"227\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"267\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e500 HP\u003c\/text\u003e\n  \u003ctext x=\"291\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+98 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+148 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"125\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e443 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"218\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"658\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 TQ\u003c\/text\u003e\n  \u003ctext x=\"682\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+107 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e600 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+157 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"402 HP\" data-hp-tuned=\"500 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"550 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"402 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"443 TQ\" data-tq-tuned=\"600 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 402HP \/ 443 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 500HP \/ 550 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 550HP \/ 600 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS550 2019 N63 Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS550 2019 equipped with the legendary N63 Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that BMW engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your BMW.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe BMW N63 Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe N63 Twin-Turbo V8 found in the Mercedes CLS550 2019 represents one of BMW's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS550 2019's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+98 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+107 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that BMW left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+148 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+157 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458653888,"sku":"","price":1709.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458686656,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/bmw-5series-g30_95e6ad7e-c2b5-4ca6-9e4f-11701c9727bb.png?v=1773847945"},{"product_id":"mercedes-cls63s-2013","title":"Mercedes CLS63s 2013","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS63S 2013 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"130\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e450 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"221\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"261\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"285\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+100 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e620 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+170 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e406 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"213\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"653\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e520 TQ\u003c\/text\u003e\n  \u003ctext x=\"677\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+114 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e580 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+174 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"450 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"406 TQ\" data-tq-tuned=\"520 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"450 HP\" data-hp-tuned=\"620 HP\" data-tq-factory=\"406 TQ\" data-tq-tuned=\"580 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 450HP \/ 406 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 550HP \/ 520 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 620HP \/ 580 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS63s 2013 4.0T Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS63s 2013 equipped with the legendary 4.0T Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz 4.0T Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe 4.0T Twin-Turbo V8 found in the Mercedes CLS63s 2013 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS63s 2013's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+100 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+114 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+170 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+174 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458719424,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458752192,"sku":"","price":2374.05,"currency_code":"USD","in_stock":true},{"title":"Stage 3","offer_id":39360458784960,"sku":"","price":2849.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-cls-amg53_66a6ea26-0c55-4860-a8bc-256f7acc347c.png?v=1773876456"},{"product_id":"mercedes-cls63s-2014","title":"Mercedes CLS63s 2014","description":"\u003cp\u003e\u003cstrong\u003eECU Tune Service — Digital software file for vehicle performance tuning. This is not a vehicle for sale.\u003c\/strong\u003e\u003c\/p\u003e\u003c!-- Power Gains Graphic --\u003e\n\u003cdiv style=\"max-width: 800px; margin: 20px auto;\"\u003e\n\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 800 400\" style=\"width: 100%; height: auto; font-family: Arial, sans-serif;\"\u003e\n  \u003crect width=\"800\" height=\"400\" fill=\"#1a1a2e\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"400\" y=\"45\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"24\" font-weight=\"bold\"\u003eMERCEDES CLS63S 2014 POWER GAINS\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"75\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"14\"\u003eECM Tuner Performance Upgrade Results\u003c\/text\u003e\n  \u003ctext x=\"200\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eHORSEPOWER\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"140\" width=\"130\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"220\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e450 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"190\" width=\"221\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"261\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e550 HP\u003c\/text\u003e\n  \u003ctext x=\"285\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+100 HP\u003c\/text\u003e\n  \u003crect x=\"50\" y=\"240\" width=\"250\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"60\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"290\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e620 HP\u003c\/text\u003e\n  \u003ctext x=\"314\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+170 HP\u003c\/text\u003e\n  \u003ctext x=\"600\" y=\"120\" text-anchor=\"middle\" fill=\"#ffffff\" font-size=\"18\" font-weight=\"bold\"\u003eTORQUE\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"140\" width=\"119\" height=\"40\" fill=\"#444444\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"166\" fill=\"#ffffff\" font-size=\"14\"\u003eStock\u003c\/text\u003e\n  \u003ctext x=\"610\" y=\"166\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e406 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"190\" width=\"213\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"216\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 1\u003c\/text\u003e\n  \u003ctext x=\"653\" y=\"216\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e520 TQ\u003c\/text\u003e\n  \u003ctext x=\"677\" y=\"216\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+114 TQ\u003c\/text\u003e\n  \u003crect x=\"450\" y=\"240\" width=\"238\" height=\"40\" fill=\"#e63946\" rx=\"4\"\u003e\u003c\/rect\u003e\n  \u003ctext x=\"460\" y=\"266\" fill=\"#ffffff\" font-size=\"14\"\u003eStage 2\u003c\/text\u003e\n  \u003ctext x=\"678\" y=\"266\" text-anchor=\"end\" fill=\"#ffffff\" font-size=\"16\" font-weight=\"bold\"\u003e580 TQ\u003c\/text\u003e\n  \u003ctext x=\"702\" y=\"266\" fill=\"#00ff88\" font-size=\"12\" font-weight=\"bold\"\u003e+174 TQ\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"340\" text-anchor=\"middle\" fill=\"#888888\" font-size=\"12\"\u003eResults may vary based on fuel quality and vehicle condition\u003c\/text\u003e\n  \u003ctext x=\"400\" y=\"375\" text-anchor=\"middle\" fill=\"#e63946\" font-size=\"20\" font-weight=\"bold\"\u003eECMTUNER.COM\u003c\/text\u003e\n\u003c\/svg\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"stage\" class=\"stage\" data-variant=\"stage\"\u003e\n  \u003cdiv data-option=\"Stage 1\" data-hp-factory=\"450 HP\" data-hp-tuned=\"550 HP\" data-tq-factory=\"406 TQ\" data-tq-tuned=\"520 TQ\"\u003e\u003c\/div\u003e\n  \u003cdiv data-option=\"Stage 2\" data-hp-factory=\"450 HP\" data-hp-tuned=\"620 HP\" data-tq-factory=\"406 TQ\" data-tq-tuned=\"580 TQ\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eFactory: 450HP \/ 406 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 1 Tune: 550HP \/ 520 lb-ft\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eECM Stage 2 Tune: 620HP \/ 580 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eUnleash the Power: Elite ECU Tuning for Your Mercedes CLS63s 2014 4.0T Twin-Turbo V8\u003c\/h2\u003e\n\n\u003cp\u003eThe Mercedes CLS63s 2014 equipped with the legendary 4.0T Twin-Turbo V8 engine is already a performance icon. Our precision ECU tuning unlocks the hidden potential that Mercedes-Benz engineered into this powerplant, delivering breathtaking power gains while maintaining the reliability and refinement you expect from your Mercedes-Benz.\u003c\/p\u003e\n\n\u003cp\u003eTuning can be done by sending your ECU in, or we ship a flashing tool which must be returned after the tune is complete.\u003c\/p\u003e\n\n\u003ch3\u003eEVERY TUNE INCLUDES:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReprogrammed torque management parameters\u003c\/li\u003e\n  \u003cli\u003eOptimized boost pressure mapping for maximum power delivery\u003c\/li\u003e\n  \u003cli\u003eReprogrammed variable valve timing control for enhanced drivability\u003c\/li\u003e\n  \u003cli\u003eSmoother engine operation throughout the RPM range\u003c\/li\u003e\n  \u003cli\u003eReprogrammed throttle response for both Comfort and Sport modes\u003c\/li\u003e\n  \u003cli\u003eRaised RPM limiter (optional)\u003c\/li\u003e\n  \u003cli\u003eTop speed limiter removal (optional)\u003c\/li\u003e\n  \u003cli\u003eVariable RPM limit based on engine temperature warm-up (optional)\u003c\/li\u003e\n  \u003cli\u003eCold start modification (optional)\u003c\/li\u003e\n  \u003cli\u003eOctane-specific ignition timing optimization (91, 93, E85 blends)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTUNING METHODS:\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eOBD Tune\u003c\/strong\u003e\u003cbr\u003e\nOBD tunes allow customers to simply plug and upgrade their ECU. We will ship you an ECM Tuner cable and email you detailed instructions on how to complete the installation yourself.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBench Flash\u003c\/strong\u003e\u003cbr\u003e\nRequires ECU to be mailed in. This upgrade requires you to send us your ECU for professional re-programming in our facility.\u003c\/p\u003e\n\n\u003ch3\u003eTALK TO A SPECIALIST:\u003c\/h3\u003e\n\u003cp\u003eGet in contact with an ECM Tuner specialist to determine which tuning method is best for your vehicle and learn more about the installation process.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eThe Mercedes-Benz 4.0T Twin-Turbo V8: A Tuner's Dream\u003c\/h2\u003e\n\n\u003cp\u003eThe 4.0T Twin-Turbo V8 found in the Mercedes CLS63s 2014 represents one of Mercedes-Benz's most tunable powerplants ever produced. With its robust construction and advanced engineering, this engine responds exceptionally well to ECU tuning modifications.\u003c\/p\u003e\n\n\u003ch3\u003eStage 1 Tune: Unlocking Hidden Potential\u003c\/h3\u003e\n\n\u003cp\u003eA Stage 1 tune is the perfect entry point for enhancing your Mercedes CLS63s 2014's performance without requiring any hardware modifications. By optimizing the factory ECU parameters, we extract significant additional power:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+100 Horsepower\u003c\/strong\u003e – Feel the surge of acceleration from every stoplight\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+114 lb-ft Torque\u003c\/strong\u003e – Massive mid-range punch for confident overtaking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced throttle response\u003c\/strong\u003e – Sharper, more immediate power delivery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved fuel efficiency\u003c\/strong\u003e – Optimized air-fuel ratios under normal driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 1 tuning recalibrates boost pressure, ignition timing, and fuel delivery to unlock performance that Mercedes-Benz left on the table from the factory.\u003c\/p\u003e\n\n\u003ch3\u003eStage 2 Tune: Maximum Performance\u003c\/h3\u003e\n\n\u003cp\u003eFor enthusiasts seeking the ultimate performance, our Stage 2 tune pushes the boundaries further. This aggressive calibration is designed for vehicles with supporting modifications:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+170 Horsepower\u003c\/strong\u003e – Supercar-rivaling acceleration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e+174 lb-ft Torque\u003c\/strong\u003e – Relentless power throughout the entire rev range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized boost curves\u003c\/strong\u003e – Peak performance across all driving conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-ready calibration\u003c\/strong\u003e – Built for spirited driving and track days\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStage 2 tuning typically requires upgraded intercooler, downpipes, and intake to support the increased airflow demands.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose ECM Tuner?\u003c\/h3\u003e\n\n\u003cp\u003eOur team specializes exclusively in European performance vehicles. Every tune is developed through extensive dyno testing and real-world validation to ensure optimal performance, reliability, and drivability. We don't compromise – we deliver results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIMPORTANT INFORMATION:\u003c\/strong\u003e\u003cbr\u003e\nAll ECM Tuner products are intended for off-road and closed-course competition use only.\u003c\/p\u003e\n","brand":"ecmtuner","offers":[{"title":"Stage 1","offer_id":39360458817728,"sku":"","price":1899.05,"currency_code":"USD","in_stock":true},{"title":"Stage 2","offer_id":39360458850496,"sku":"","price":2374.05,"currency_code":"USD","in_stock":true},{"title":"Stage 3","offer_id":39360458883264,"sku":"","price":2849.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/files\/mercedes-cls-amg53_c672529c-2bf0-46f2-891b-3fb851d38ba9.png?v=1773876458"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/0763\/2832\/collections\/mercedes-e-w213_c90c6657-3a4f-4fa2-8d3d-034bf67601cd.png?v=1774054686","url":"https:\/\/ecmtuner.com\/collections\/mercedes.oembed?page=26","provider":"ecmtuner","version":"1.0","type":"link"}