RaceChip RS Performance Chip Tuning Box for BMW M4 F82/F83 (2013+) | Plug & Play ECU Piggyback Power Box | Remap Alternative S55 Twin-Turbo Tune Module Forged Carbon Leather Steering Wheel performance styling F20 M140i

performance styling F20 M140i

5J sizing with ET50 for precise F8x fitment options

fit and finish backed by a reputation built on track and road

front lips and boot spoilers for a cohesive carbon theme

Remote reservoir dampers for consistent performance and thermal stability

RaceChip RS Performance Chip Tuning Box for BMW M4 F82/F83 (2013+) | Plug & Play ECU Piggyback Power Box | Remap Alternative S55 Twin-Turbo Tune Module Forged Carbon Leather Steering Wheel performance styling F20 M140iPlug in power upgrade for BMW M4 F82 F83 2013 onwards Unlock serious performance with the RaceChip RS module for the BMW M4. This plug and play ECU piggyback is a brilliant remap alternative for the F82 coupe and F83 convertible, delivering sharper throttle response, stronger mid range pull and refined drivability. No Bluetooth on this version, just a simple rotary dial on the unit for on car adjustment. We run this on our own cars and our customers