Stage 1 BMW X3 G01 xDrive30i ECU File – MG1CS003 / R0C9J8D2BAFNX0 (CAT OFF, Vmax, Sport Display) R0C9J8D

Change log

  • v1.0 — 2025-06-02
    • Stage 1+ map for X3 G01 B48 engine
    • CAT OFF configuration
    • Top speed limiter removed
    • Enabled Sport Display
    • Exported as full binary with original backup​

Release notes

  • v1.0 — 2025-06-02
    • Intended for performance-oriented setups with de-cat exhaust
    • Works seamlessly with Auto Tuner OBD flash tools
    • OEM drivability retained while improving mid-range response​
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