Stage 2 Audi RS6 4.0 TFSI V8 ECU Tuning File – 4G0906560F / 004273 / MED17.1.1 ( Dual Variant) 4H0906014

Change log

  • v1.0 — 2025-06-01
    • Two Stage 2 variants for Bosch MED17.1.1 ECU
    • Boost, timing and fuel optimisations added
    • Vmax limiter disabled
    • Soft/Normal profiles structured for switchable use​

Release notes

  • v1.0 — 2025-06-01
    • Complete Stage 2 ECU tuning solution for Audi RS6 4.0 TFSI
    • Designed for users with or without full exhaust/intake upgrades
    • Safe for spirited driving, track sessions and autobahn testing
    • Both variants tested for temperature stability and responsiveness​
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