Audi R8 V8 (Facelift) - X Pipe Exhaust (CES3)The iconic CAPRISTO Valved Exhaust System offers the best of both worlds through its capability to produce an aggressive exhaust note under acceleration, and a more subdued sound for city driving. The Audi R8 (v8) Capristo Exhaust system will provide a 26hp increase to your engine output. This feature is possible using vacuum actuated valve flaps that open and close depending on driving conditions and input from the driver. At lower engine speeds and