QST Stage 2 ECU Software Audi S6/7 C7

QST ECU Software for the 4.0TFSI Audi S6/7 C7. Our Software has been expertly developed on the dyno and tested vigorously on the road to provide a fully developed tuning solution offering exceptional gains in HP and Torque throughout the powerband and drivability exceeding expectations whilst still maintaining complete reliability as you would expect.

Power:

-560/570HP

-875/900NM

Power quoted on Shell V-power and Tesco Momentum 99 Fuels

*Must be used with APR Stage 2 TCU Software*