Experience the thrilling exhaust sound of the Audi S5 as it revs and launches with full power! From aggressive revving to smooth acceleration, hear the raw performance of this beast. Turn up the ...

The Audi valvelift system (AVS) is also making its debut in a diesel model from Audi. The inlet and exhaust cam shafts each have two cam contours per valve. On the inlet side, one cam contour ...