Stage 3 Golf 6 R 2.0 TFSI | MED9.1 510588 Bosch | ECU Files 1K8907115D

Change log

  • v1.0 — 2025-08-04
    • Initial release of an advanced Stage 3 tuning package for the VW Golf 6 R.
    • Calibrated for GTX3071R big turbo conversions and includes multiple file versions.

Release notes

  • v1.0 — 2025-08-04
    • Package includes Original + 7 modified binaries.
    • Confirm ECU numbers (Prod: 1K8907115D, ECU: 0261S02736) and software 510588 before flashing.
    IMPORTANT: Stage 3 requires extensive hardware upgrades (GTX3071R turbo, RS4 injectors, HPFP, full exhaust, intercooler, etc.).
    • These files MUST NOT be used on a stock or Stage 1/2 car.
    • For expert use on off-road or competition vehicles ONLY.​
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