Add Wish List Quick view Add to Cart The item has been added RaceChip RS + App - BMW Z4 (G29) (from 2018) sDrive 30 i (from 07/2020) (258 HP/ 190 kW) Torque Increase (NM):33Economy Gain (MPG):20Power Gain (PS):32RaceChip RS Tuning Box - Bluetooth Version with App ControlThe bestseller of the RaceChip tuning boxes. Completely newly developed optimisation software with engine-specific tuning,... MSRP: £338.00 Add to Cart The item has been added Compare