Add Wish List Quick view Add to Cart The item has been added RaceChip RS + App - BMW 5 Series (F07, F10-11) (2009 - 2016) 520i (163 HP/ 120 kW) Torque Increase (NM):66Economy 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: £288.00 Add to Cart The item has been added Compare