Add Wish List Quick view Add to Cart The item has been added RaceChip RS + App - Audi A8 (4E) (2002 - 2010) 4.2 TDI (326 HP/ 240 kW) Torque Increase (NM):118Economy Gain (MPG):15Power Gain (PS):64RaceChip 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