$999.00 House of Power Stage 2 Mecedes C63 AMG ECU Tuning (M156) Want to add even more Horsepower? Upgrade to Stage 2 ECU Tune. (Catless Application) Adds an approx. 30-40 additional Horsepower! Check the box below: Upgrade to Stage 2 + $399.00 Product price $999.00 Additional options total: $0.00 Order total: $999.00 Mercedes C63 AMG 2008-2014 Stage 1 Performance ECU Tune (M156) quantity — OR — Add to cart Category: Mercedes C63 AMG 2008-2014 Tags: benz, c63, Dyno, ecu tune, m156, mercedes, stage 1, stage 2, tune, w204 Description Description +105 Horsepower +60 Torque Performance ECU Tune for the Mercedes C63 M156 Engine (2008-2014) Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Related products BMW 335d (2009-2013) Stage 1 Performance ECU Tune (N57) $1,099.00 Select Options BMW 550i (2006-2010) Stage 1 Performance ECU Tune $1,099.00 Select Options Nissan 370z EcuTek Tune $1,000.00 Select Options BMW M3 F80/F82 (2015-2016) Stage 1 Performance ECU Tune $1,099.00 Select Options