Add Wish List Quick view Add to Cart The item has been added RaceChip RS + App - Audi A4 (B9) (from 2015) 45 TFSI (245 HP/ 180 kW) Torque Increase (NM):83Economy Gain (MPG):20Power Gain (PS):41RaceChip RS Tuning Box - Bluetooth Version with App ControlThe bestseller of the RaceChip tuning boxes. Completely newly developed optimisation software with engine-specific tuning,... MSRP: £308.00 Add to Cart The item has been added Compare