034Motorsport is proud to offer our C5 Audi RS6 Performance Tuning Software for the 4.2L Biturbo V8 Engine found in the 2003-2004 Audi RS6 Quattro!
Peak Horsepower & Torque:
- 515 Horsepower / 580 Foot-Pounds of Torque
Peak Horsepower & Torque Gains Under Curve:
- 133 Horsepower Increase at 4,250 RPM
- 165 Foot-Pounds of Torque Increase at 4,250 RPM
Note: Upon purchase of this ECU flash, 034Motorsport will contact you to arrange for the shipment of your ECU to 034Motorsport to be flashed. You can also make arrangements to come to 034Motorsport in Fremont, CA to flash your car ore ECU at our facility. We do not currently offer a flash-at-home cable for this ECU flash application.