For S5 owners looking to fine tune the sound of their 4.2L even more, AWE offers Non-Resonated Downpipes featuring unfiltered, larger diameter tubing in order to produce a more aggressive sound pro...
AWE offers Resonated and Non-Resonated Downpipes. The Resonated Downpipes, which you're lookin' at, feature resonators larger than the stock units in order to produce a mellow sound volume. AWE str...
For 2.0T owners looking to fine tune their sound, AWE offers a Resonated Downpipe featuring resonators larger than the stock units, along with larger diameter tubing in order to produce a mellow so...