Stage 2 BMW 440i F36 MG1CS003 Stage 2 + Pop&Bang ECU Tune | Bosch MDG1 | Full Binary File CS003

• Stage 2 torque and boost strategies recalibrated
• Pop&Bang logic implemented for Sport/Sport+ modes only
• Lambda and ignition maps reworked for OPF-safe exhaust crackle
• Checksum corrected using OLS900 (MG1CS003 verified)
• Delivered as full binary, CMD Flash compatible​

Full binary calibration for BMW 440i B58 (MG1CS003 ECU), offering Stage 2 performance plus an optional crackle map in Sport mode.
Comfort and Eco driving remain unaffected.
No DTCs or emissions faults on OPF-equipped cars.
Checksum verified and structured for CMD Flashing workflows.​