Audi RS4 · B7 - 2004 - 2008
4.2 FSI V8 420hp Stage 1 tuning
ECU remap / chiptuning file for the Audi RS4 4.2 FSI V8 420hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.
Power
420 hp
440 hp
+20 hp
Torque
430 Nm
455 Nm
+25 Nm
Engine specifications
- Engine code
- BNS
- Fuel
- Petrol
- Displacement
- 4163 cc
- Compression
- 12.5 : 1
- Bore × Stroke
- 84.5 X 92.8 mm
- ECU
- Bosch MED9