“BMW 550i (2006-2010) Stage 1 Performance ECU Tune” has been added to your cart. View cart $1,999.00 Mercedes E43 AMG 2019+ Stage 1 Performance ECU Tune 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 E43 2019+ Stage 1 Performance ECU Tune quantity — OR — Add to cart Category: Mercedes-Benz Tags: amg, benz, e43, ecu tune, stage 1, tune, turbo, w213 Description Description +15 Horsepower +55 Torque Performance ECU Tune for the Mercedes E43 AMG 2019+ Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Related products BMW 545i (2003-2005) Stage 1 Performance ECU Tune (E60) $599.00 Select Options BMW 128i Stage 1 Performance ECU Tune $600.00 Select Options BMW 135i Stage 1+2 Performance ECU Tune (N55) $799.00 Select Options BMW 535d (2007-2008) Stage 1 Performance ECU Tune (N57) $1,099.00 Select Options