PERFORMANCE TUNE FOR E90 | E92 M3 (2008-2013) Bm3

E9x M3 TUNEThis is our tried and tested tune for an E9x M3. These tunes were designed on a Dynojet dyno and tested in the real world! A Windows computer is required to utilize the RK-Tunes flash software. Check FAQ section for windows device recommendation.KEY FEATURES:⦁ Top speed governor removed⦁ Increased RPM rev limit⦁ VANOS cam timing adjustment⦁ Improved throttle response⦁ Ignition timing enhancements⦁ Air/Fuel Ratio enhancementsOPTIONS:⦁ Fuel - Selectable fuel octane rating (91, 93,E85)⦁ Rear O2 Sensor Delete - If you are running aftermarket headers please select O2 Sensor delete. We will remove all coding associated with rear O2 sensors⦁ Cold Start Delete - All E9x M3's have a cold start calibration to heat up the catalytic converters. If you're unhappy with the way your M3 idles/runs while cold, select this option and we will adjust the cold start in your tune. Highly advised if you are running a catless exhaust system.PERFORMANCE SPECS BASED ON MODIFICATIONS:20-30+ WHP20-30+ FT/LBS TQ