2016 Audi S4 Avant prototype spy shot was captured while parked on the road side. It has been covered with a full camouflaged. Audi will to come out with all new Audi A4 and its future design have already being shown to public. The new Audi A4 style will have sharp and bolder design. With Audi A4 is ready for 2016, the Audi S4 Avant will follow from behind.