$2,599.00 BMW M4 F80/F82 (2015-2016) Stage 2 575 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: BMW M4 F80/F82 (2015-2016) Stage 2 575 Performance ECU Tune quantity — OR — Add to cart Category: M4 Tags: bmw, Dyno, ecu tune, f80, f82, m4, stage 1, stage 2, tune Description Description +185 Horsepower +260 Torque INCLUDES: Tune, Catless Downpipes, and Hi-Flow Air Filters Performance ECU Tune Features Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Related products BMW 235i (2012+) Stage 1 Performance ECU Tune (N55) $949.00 Select Options BMW 550i (2012-2016) Stage 1 Performance ECU Tune (N63) $2,499.00 Select Options BMW 335d (2007-2008) Stage 1 Performance ECU Tune (N57) $1,099.00 Select Options BMW 135i Stage 1+2 Performance ECU Tune (N55) $799.00 Select Options