RKTunes PERFORMANCE TUNE FOR F22 220I/228I/230I/235I (2014-2019)

F22 2-series TUNE

This is our tried and tested tune for an F22 2-series with an N20/N26/B48/N55 engine. 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.

IMPORTANT: At check out, in the order notes section, you must type a list of all performance modifications.

KEY FEATURES: 
⦁ Increased boost pressure
⦁ Top speed governor removed
⦁ Increased RPM rev limit
⦁ VANOS cam timing adjustment
⦁ Improved throttle response  
⦁ Increased valvetronic valve lift
⦁ Ignition timing enhancements
⦁ Air/Fuel Ratio enhancements

OPTIONS:
⦁ Fuel - Selectable fuel octane rating (91, 93)
⦁ Burble - Emits flame and backfire when lifting off throttle. Only suggested for catless exhaust systems.
⦁ 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 N20/N26's have a cold start calibration to heat up the catalytic converters. If you're unhappy with the way your N20/N26 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:
40-80+ WHP
40-80+ FT/LBS TQ