Stage 1 Audi A6 3.0 TDI CR 2018 Bosch MD1CP004 Software 021521 4G2907311B

Change log

  • v1.0 — 2025-05-28
    • Stage 1 tuning for MD1CP004, SW 021521
    • Boost, fuel, torque control refined
    • Smooth throttle integration with factory gearbox logic
    • Binary-only release (no patching required)​

Release notes

  • v1.0 — 2025-05-28
    • Performance update for 2018 Audi A6 3.0 TDI CR
    • Tailored for daily driving enhancement
    • Compatible with professional MD1 flashing tools
    • Supplied with original ECU backup file​

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