Interview with Dr. Johan Fuchs, discussing the driving advantages of the Sport Differential in the new 2010 Audi S4 in Mallorca Spain in October of 2008, by Paul Rivera
Audi, S4, Supercharged, V6, 2010, B8, quattro, 3.0, TFSI, Sport, Differential, BMW, M3, 335i, Mercedes, C63