Stage 1 BMW 335i N54B30 ECU Calibration – MSD81 ITC3S Software (Pop&Bang + Decat Included) 0044CC0IJE0SITC3S

Change log

  • v1.0 — 2025-05-29
    • Decat logic applied for lambda sensor removal
    • Pop&Bang calibrated for Sport mode usage
    • Fuel and ignition optimized for performance hardware
    • Supplied as complete binary file (no checksum correction)
    • Read using MAGPRO Bench/FLex​

Release notes

  • v1.0 — 2025-05-29
    • Developed for tuned N54 builds with straight-pipe/decat setups
    • Sound-enhancing logic with reliable daily drivability
    • Includes both subtle and aggressive variants with OEM file​

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