Add Wish List Quick view Add to Cart The item has been added RaceChip RS + App - Subaru Impreza (GD, GG) (2000 - 2007) 2.5 WRX STi (280 HP/ 206 kW) Torque Increase (NM):87Economy Gain (MPG):20Power Gain (PS):58RaceChip RS Tuning Box - Bluetooth Version with App ControlThe bestseller of the RaceChip tuning boxes. Completely newly developed optimisation software with engine-specific tuning,... MSRP: £258.00 Add to Cart The item has been added Compare