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New Tuning File Available: BMW X4 G02 M40i ECU File – MG1CS003 / R0C9J8B2BCGPX1 (CAT OFF, Vmax, Sport Display) J8B2BC - Stage 2 for BMW M40i: CAT delete, VMAX removed & Sport Display activated — based on full MG1CS003 binary.
Welcome to the official discussion thread for the BMW M40i - 360hp tuning package. This calibration is specifically developed for the MG1CS003 ECU and optimized to work seamlessly with the Automatic.
Target Performance: 360.0PS / 264.8kW.
Share your experience!
Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
➜ Download Tuning File / View Full Specs
Discussion & Reviews: BMW M40i - 360hp
Welcome to the official discussion thread for the BMW M40i - 360hp tuning package. This calibration is specifically developed for the MG1CS003 ECU and optimized to work seamlessly with the Automatic.
Target Performance: 360.0PS / 264.8kW.
Share your experience!Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
All tuning files were acquired through official EVC.de resellers and verified on a professional dynamometer.
Each calibration corresponds to the developer listed in the “Modified By” section — performance graphs may be available on their official website.
Please note: these files are intended for motorsport or off-road use only. Ensure proper installation and do not operate the vehicle aggressively without verifying mechanical condition.
The seller takes no responsibility for misuse or non-compliant road use.
Each calibration corresponds to the developer listed in the “Modified By” section — performance graphs may be available on their official website.
Please note: these files are intended for motorsport or off-road use only. Ensure proper installation and do not operate the vehicle aggressively without verifying mechanical condition.
The seller takes no responsibility for misuse or non-compliant road use.
Extended Product Information
- Custom Stage 2 file for 3.0L B58 (BMW G02 X4 M40i) on Bosch MG1CS003
- Top speed limiter (VMAX) fully disabled
- Catalytic converter monitoring & logic fully removed (CAT OFF)
- Sport Display enabled for torque/power output readings
- Boost, load & torque curves refined for smooth high-end pull
- Calibrated for OEM drivability with enhanced throttle precision
- Compatible with FEMTO read/write solutions
- Includes original binary for safe recovery
➜ Download Tuning File / View Full Specs
