Stage 2 BMW 435i F32 MEVD17.2.G 539900 Stage 2 ECU Tune | Bosch MED17 | Full Binary File 539900

Change log

  • v2.0 — 2025-05-26
    • Boost control optimised for downpipe-equipped N55 setups
    • Torque request and limits raised and rebalanced
    • Spark advance retuned across high load bands
    • Fuel control maps refined for target AFR in Stage 2
    • OLS807 checksum module used — verified on full binary base​

Release notes

  • v2.0 — 2025-05-26
    Developed for the BMW 435i F32 N55 engine with MEVD17.2.G ECU, this Stage 2 calibration provides strong and consistent performance for upgraded exhaust/intake configurations.
    All diagnostics and OEM functions are preserved.
    Checksum correction performed and file tested for full binary compatibility with MED17 flashing tools.​

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