AWE 22-24 Audi 8Y S3 Track Edition Exhaust - Diamond Black TipsThe Track Edition features a 3 inlet complete with an adapter to accommodate the factory downpipe perfectly while leaving an open 3 connection. Featuring minimal filter with one bullet resonator in the center, the Track Edition provides a full bodied soundtrack at all times.. This configuration provides the best ratio of interior refinement and exterior rumble on the market. No valves needed. Switch driving modes and the exhaust will render the same