SUPERCHARGED OBD2 M5x S5x TUNE
This is our tried and tested tune for Supercharged OBD2 S5x M5x engines. These tunes were designed on a Dynojet dyno and tested in the real world!
OBD2 engines can only be tuned using the following combinations, 803 MAF and 42lb injectors are good for 450WHP, 803 MAF and 60lb injectors are good for 600WHP, 803 MAF and 80lb injectors for E85 are good for 550HP. You will receive a set of remote tuning cables to flash your DME. Power figures of up to 550+hp can be obtained dependent on hardware and fuel setup. A windows device is required for the use of RKTunes software. Check FAQ section for windows device recommendation. In the modification box, please specify all current vehicle modifications and desired options.
⦁ Launch control
⦁ Backfire/Burble. This makes your car backfire or burble when you lift off the gas. The aggressiveness can be adjusted depending on what you want. We suggest catless downpipes if you want an aggressive burble / backfire.
⦁ Fuel - Selectable fuel octane rating (91, 93)
⦁ 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
⦁ SAP (Secondary Air Pump) Delete - If you have deleted your Secondary Air Pump, please select this option and we will remove the coding from the DME/ECU to avoid a CEL.