{"product_id":"clk55-amg-ecu-tuning","title":"CLK55 AMG ECU Tuning","description":"\u003cp\u003eThe naturally aspirated W209 CLK55 AMG is a legendary powerhouse, but its factory engine management leaves untapped performance on the table. The MBH Motorsports Performance ECU Tune is a comprehensive software recalibration engineered to extract maximum efficiency and output from your M113 5.4L V8. By meticulously optimizing fuel mapping, ignition timing, and throttle dynamics, this tune delivers a highly responsive, aggressive driving experience while maintaining flawless refinement for your luxury coupe or cabriolet.\u003c\/p\u003e\n\u003cp\u003eAs a standalone upgrade, the MBH ECU tune adds an impressive \u003cb\u003e+18 horsepower and +12 ft-lbs of torque\u003c\/b\u003e. However, when paired with MBH Motorsports Long Tube Headers, this calibration unlocks massive synergy, allowing your CLK55 AMG to breathe to its absolute limits and yield staggering gains of \u003cb\u003e50 to 60 wheel horsepower\u003c\/b\u003e over stock.\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003ePlease note: Exact performance results may vary based on environmental factors, ambient temperature, dyno type, fuel quality, and overall engine age.\u003c\/i\u003e\u003c\/p\u003e\n\u003ch4\u003eRefined Power \u0026amp; Engine Reliability\u003c\/h4\u003e\n\u003cp\u003eOur calibrations are not generic, off-the-shelf flashes. Every tune is designed to smooth out power delivery and eliminate factory electronic throttle lag for immediate acceleration off the line. While aggressively increasing output, all critical OEM engine protection routines, thermal thresholds, and knock sensors remain fully active for total operational safety and peace of mind.\u003c\/p\u003e\n\u003ch4\u003eKey Features:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eStandalone Output Gains:\u003c\/b\u003e Delivers reliable increases of \u003cb\u003e+18 HP and +12 TQ\u003c\/b\u003e on a completely stock vehicle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMaximum Header Synergy:\u003c\/b\u003e Custom-tailored to maximize exhaust scavenging and airflow velocity when paired with MBH Motorsports long tube headers, unlocking \u003cb\u003e50-60 WHP\u003c\/b\u003e over stock.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eInstant Throttle Response:\u003c\/b\u003e Eliminates factory pedal dead zones for immediate, crisp acceleration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFactory Safety Buffers Preserved:\u003c\/b\u003e Retains all OEM ECU failsafes, thermal limiters, and knock monitoring parameters for complete powertrain reliability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTop Speed Limiter Removal:\u003c\/b\u003e Deactivates factory speed governors for unrestricted top-end capability on closed courses.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eEngine:\u003c\/b\u003e Mercedes-Benz M113 5.4L V8\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eChassis:\u003c\/b\u003e Mercedes-Benz CLK55 AMG (W209)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ci\u003eDisclaimer: For off-road racing and competition use only. This product is not intended or legal for installation on registered, licensed vehicles operated on public roads or highways.\u003c\/i\u003e\u003c\/p\u003e","brand":"MBH Motorsports","offers":[{"title":"Default Title","offer_id":43346789040163,"sku":null,"price":585.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/5122\/4611\/files\/ECU_new.jpg?v=1784570476","url":"https:\/\/mbhmotorsports.com\/products\/clk55-amg-ecu-tuning","provider":"MBH Motorsports","version":"1.0","type":"link"}