AWE Tuning Audi B8 A5 2.0T Touring Edition Exhaust - Quad Outlet Polished Silver TipsA5 Research and Development has yielded an exhaust and downpipe that is remarkably civil while idling part throttle cruising, but unleashed at full throttle it produces what some have called a "war cry wail." Sophisticated, refined, and powerful, all in one package. Making good, better The stock exhaust system on a B8. 5 A5 is full of crimped tubing that impedes exhaust flow and robs horsepower. The AWE B8. 5 A5 2. 0T Touring Edition Exhaust and