Stage 2 Audi RSQ3 2.5 TFSI ECU Firmware – 8U0907404B / 003874 / MED17.1.1 (Dual Options) 07K907309D

Change log

  • v1.0 — 2025-06-01
    • Stage 2 and Stage 2 Hard variants included
    • Boost, torque and throttle logic adjusted
    • Turbo pressure and ignition maps optimised
    • Torque intervention filters expanded
    • Manual CS handling advised​

Release notes

  • v1.0 — 2025-06-01
    • Dual setup for RSQ3 2.5 TFSI – one for daily, one for high-load driving
    • Compatible with full-bolt-on upgrades and DSG7 tuned gearboxes
    • Built and tested using CMD Flash on MED17.1.1 platform
    • Ideal for users seeking precise throttle and boosted driving response​
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