View cart “BMW 135i Stage 1+2 Performance ECU Tune (N55)” has been added to your cart. $599.00 House of Power Stage 1 Mercedes C350 2006-2011 ECU Tuning 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 Additional options total: Order total: Mercedes C350 2006-2011 Stage 1 Performance ECU Tune (M272) quantity — OR — Add to cart Category: C350 Tags: benz, c350, Dyno, ecu tune, m272, mercedes, stage 1, stage 2, tune Description Description +18 Horsepower +17 Torque Performance ECU Tune for the Mercedes C350 M272 Engine (2006-2011) Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Related products BMW 550i (2006-2010) Stage 1 Performance ECU Tune $1,099.00 Select Options BMW M3 F80/F82 (2015-2016) Stage 2 575 Performance ECU Tune $2,599.00 Select Options BMW 128i Stage 1 Performance ECU Tune $600.00 Select Options BMW 135i Stage 1 Performance ECU Tune (N54) $599.00 Select Options