Porsche 992 GT3 - SET: 250 Cell Headers + Valved Exhaust with Carbon Tips (OE Actuators)**fits the Porsche 992 GT3** Capristo: 27. 5PS Gains and 5. 2Kg Lighter 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. 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 during cruise