Add Wish List Quick view Add to Cart The item has been added RaceChip RS + App - Jeep Grand Cherokee II (WJ) (1998 - 2005) 2.7 CRD (163 HP/ 120 kW) Torque Increase (NM):89Economy Gain (MPG):20Power Gain (PS):39RaceChip 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