There are several types of exhausts, the thei S5 style catback exhaust, and the other is a catback exhaust. Some of these exhausts have a backbuilt vibe and boost the performance of. Source exhausts may come in different types, including cat vents.
An exhaust pipe can be made from a variety of steel, cat coils, or chrome. Some steel coils exhaust are the most common type of exhaust pipe and is the form of an audi S5 exhaust.