“BMW M3 E90/E92 (2008-2013) Stage 1 Performance ECU Tune (S65)” has been added to your cart. View cart $2,199.00 Note: Stage 2 is available and is for a catless application BMW 750i (2018+) 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: BMW 750i (2018+) Stage 1 Performance ECU Tune quantity — OR — Add to cart Category: BMW 750i Tags: 750i, bmw, Dyno, ecu tune, stage 1, stage 2, tune Description Description +65 Horsepower +75 Torque Performance ECU Tune Features Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Related products BMW 328i E90/E92 Stage 1 Performance ECU Tune (N52) $499.00 Select Options BMW 235i (2012+) Stage 1 Performance ECU Tune (N55) $949.00 Select Options Nissan 370z EcuTek Tune $1,000.00 Select Options BMW 535i (2011-2016) Stage 1 Performance ECU Tune (N55) $999.00 Select Options