BMW F8x M2 Competition M3 M4 S55 - TRS Performance Remote Tuning Dongle model-E90 The comprehensive kit includes AIRTEC

The comprehensive kit includes AIRTEC Motorsport’s cast end tanks

Shiftpoints

Stage 2 Sport Tuning

Dual piston system (one piston in the reservoir

BMW F8x M2 Competition M3 M4 S55 - TRS Performance Remote Tuning Dongle model-E90 The comprehensive kit includes AIRTECBMW 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