Add Wish List Quick view Add to Cart The item has been added RaceChip RS + App - Mercedes-Benz CLS (C/X218) (2011 - 2018) CLS 220 BlueTEC (170 HP/ 125 kW) Torque Increase (NM):79Economy Gain (MPG):20Power Gain (PS):29RaceChip RS Tuning Box - Bluetooth Version with App ControlThe bestseller of the RaceChip tuning boxes. Completely newly developed optimisation software with engine-specific tuning,... MSRP: £288.00 Add to Cart The item has been added Compare