BMW M3 · E90 - 2005 - 2011
4.0 V8 - 420hp Stage 1 tuning
ECU remap / chiptuning file for the BMW M3 4.0 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
400 Nm
430 Nm
+30 Nm
Engine specifications
- Engine code
- S65B40A
- Fuel
- Petrol
- Displacement
- 3999 cc
- Compression
- 12.0 : 1
- Bore × Stroke
- 92.0 X 75.2 mm
- ECU
- Siemens/Continental MSS60