Stage 2 BMW M3 4.0 V8 MSS6x 0569QT0Z060EEKEV1V622 ECU File | Siemens MSS60 | Full Binary 5WK9586

Change log

  • v2.0 — 2025-05-26
    • Torque and throttle profiles refined for faster delivery
    • Spark timing optimised for performance fuel (98+ RON)
    • Overrun and shift transitions improved for fast shifting applications
    • Verified checksum with OLS297 MSS6x module
    • Supplied as full binary for Siemens 5WK9586 hardware​

Release notes

  • v2.0 — 2025-05-26
    Optimised Stage 2 calibration for BMW M3 S65 MSS6x (E92/E93) targeting sharper throttle modulation, mid-to-high RPM ignition refinement and track-capable torque behaviour.
    Best suited for setups with exhaust/intake upgrades on high-octane fuel.
    File format: full binary, checksum validated and ready for flashing with BDM/bootmode tools.​
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