BMW F8x M2 Competition M3 M4 S55 - TRS Performance Remote Tuning Dongle vendor-Rival Motorsport Refined sound - deep

Refined sound - deep

Depth: 85mm to 40m stepped core

Hard RPM Limiter (optional)

Final Drive Change ECU and TCU Calibration :

BMW F8x M2 Competition M3 M4 S55 - TRS Performance Remote Tuning Dongle vendor-Rival Motorsport Refined sound - deepBMW S55 STAGE 1 & STAGE 2 TUNINGUnlock safe, repeatable performance with OEM level drivability. Quick Highlights Remote tuning via TRS Performance OBD Dongle Works through the My Flasher mobile app Custom calibration for your car + your fuel Datalogging + DTC read clear included The TRS Performance OBD Dongle is designed to be user friendly way of remote tuning via your mobile phone, simply read the stock calibration from your ECU using the on screen