This is our tried and tested tune for an E9x 335 with an N54. These tunes were designed on a Dynojet dyno and tested in the real world! All OBD2 tune packages come with an OBD to USB cable and software to read and write your DME/ECU. A Windows computer is required to utilize the RK-Tunes flash software. For an additional $100, we can include a Windows operating tablet that can be used in place of a Windows operating computer. 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 335's have a cold start calibration to heat up the catalytic converters. If you're unhappy with the way your 335 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: 60-100+ WHP 70+ FT/LBS TQ
In the modification box, please specify all current vehicle modifications and desired options.