This Stage 1 file for the BMW 125i E87 delivers a refined power increase and top speed limiter removal. Optimized spark advance, throttle and lambda regulation deliver sharper pedal response while maintaining stable fuel economy during cruising. Ideal for performance-minded drivers looking to unlock the potential of the N52 engine without compromising reliability.
Overview Feature list Copyright info Releases (1) Discussion
- Stage 1 remap for BMW 125i with Siemens MSV80 ECU
- Top speed limiter (Vmax) removed for unrestricted performance
- Torque, throttle and timing maps optimised for 272hp output
- Spark advance and fuel delivery refined for better throttle feel
- Cold-start enrichments and partial load transitions smoothed
- No modifications to VIN, CVN or immobilizer zones
- Stock and modified binaries both included
- Ready for flashing with supported OBD/Bench tools
- For closed-course/off-road use only