The new 2007 Audi RS4 is the top-of-the-line vehicle in Audi's popular "four series". We decided to take this 420 hp monster out in to a dried lake bed for some traction, handling, and top-speed testing. Check out what the newest incarnation of the RS4 was made for...
Audi, A4, RS4, Test, Review, Top, Speed, Drifting, Car