Stage 2 BMW M5 S85B50A ECU Tuning File – MSS65 0569Q600569Q60 Firmware (Pop&Bang + Decat) 600569

Change log

  • v1.0 — 2025-05-29
    • Stage 2 calibration with Vmax delete
    • Decat logic with DTC suppression
    • Pop&Bang enabled in sport modes
    • Siemens MSS65 — firmware 0569Q600569Q60
    • Binary file read with Frieling i-Flash​

Release notes

  • v1.0 — 2025-05-29
    • Built for S85 V10-powered E60 M5s with straight-pipe exhaust
    • Delivers track-ready response and aggressive exhaust note
    • Balanced for street driveability with full performance potential​
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