TCU Golf GTI 2.0 TFSI CCZA — DQ250 TCMDQ250021 Temic — DSG Tune File 6A/6F/6V

Change log

  • v1.0 — 2025-06-21
    • v1.0 release of a performance TCU tune for the Golf GTI DQ250 gearbox.
    • Includes modifications for faster shifts and higher torque limits for a track-ready feel.
    ​

Release notes

  • v1.0 — 2025-06-21
    • Package includes Original + Modified TCU binaries.
    • This is a gearbox (TCU) tune, not an engine (ECU) tune.
    • Confirm TCU type and software version TCMDQ250021 before flashing.
    • Compatible with OBD tools supporting Temic DQ250 controllers, like bFlash.
    • Essential for vehicles with Stage 1 or Stage 2 engine tunes to deliver power reliably.​
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