BMW 5 serie · E60/61 - 2003 - 2010
523i 177hp Stage 1 tuning
ECU remap / chiptuning file for the BMW 5 serie 523i 177hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.
Power
177 hp
194 hp
+17 hp
Torque
230 Nm
250 Nm
+20 Nm
Engine specifications
- Engine code
- N52B25A
- Fuel
- Petrol
- Displacement
- 2487 cc
- Compression
- 11.0 : 1
- Bore × Stroke
- 82.0 X 78.8 mm
- ECU
- Siemens/Continental MSD80, Siemens/Continental MSV70, Siemens/Continental MSV80