The first Audi RS 6 and RS 7 performance have yet to be delivered to customers in the US, but once the models are out on the streets, ABT Sportsline will already be having a power upgrade available for those drivers, who feel that the twin-turbo V8 could do with a little bit more horsepower and torque. Through the separate ABT engine control unit, the output increases from 621 HP / 627 lb-ft to approx. 710 hp / 700 lb-ft*.
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