Add Wish List Quick view Add to Cart The item has been added RaceChip RS - Audi A4 (B9) (from 2015) S4 3.0TFSI (354 HP/ 260 kW) Torque Increase (NM):80Economy Gain (MPG):20Power Gain (PS):34RaceChip RS Tuning Box - Non Bluetooth VersionThe bestseller of the RaceChip tuning boxes. Completely newly developed optimisation software with engine-specific tuning, high-quality hardware... MSRP: £349.00 Add to Cart The item has been added Compare