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New Tuning File Available: BMW F85 X5-M 4.4 Turbo Siemens/Continental MSD85 9ZCI90 – Stage 2 Tuning File (Performance Boost) 9ZCI90 - Unlock your BMW X5-M F85’s full potential with Stage 2 tuning for improved performance and power.
Welcome to the official discussion thread for the BMW X5-M 4.4 Turbo tuning package. This calibration is specifically developed for the MSD85 ECU and optimized to work seamlessly with the Automatic Transmission.
Target Performance: 555.0PS / 408.2KW.
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 X5-M 4.4 Turbo
Welcome to the official discussion thread for the BMW X5-M 4.4 Turbo tuning package. This calibration is specifically developed for the MSD85 ECU and optimized to work seamlessly with the Automatic Transmission.
Target Performance: 555.0PS / 408.2KW.
Share your experience!Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
Extended Product Information
- Stage 2 performance calibration for BMW X5-M 4.4L Twin-Turbo with MSD85
- Boost control, ignition, torque limiters and fuel maps fully optimized
- Faster spool-up, stronger midrange torque and sharper throttle response
- Cold start and warm-up behavior adjusted for smooth drivability
- All safety monitors, diagnostics and factory protections retained
- Dyno-tested and developed by Dyno Chiptuningfiles via EVC reseller
- Delivered as complete binary — flash-ready by bench or OBD
- For motorsport/off-road use only — verify emissions compliance locally
➜ Download Tuning File / View Full Specs