The Audi A4, A5, S4, ... except for the A5 Cabriolet and A4 Avant models with the roof edge spoiler. ... Watch: The World Would Be That Much Better With An Audi RS8.

Quattro GmbH is currently building the Audi RS4 Avant, RS5 coupe and cabrio, RS6 Avant, RS7, RS Q3 and the TT RS coupe and roadster ... Don't hold your breath for an Audi RS8.