Porsche 991.1/2 Turbo/S - Valved Exhaust and 200 Cell Sports Cats (CES3)The complete CAPRISTO high performance system is intended to be a balanced increase between power, drive ability and sound quality, without forgetting of course a substantial loss of weight. All of this is delivered while maintaining the CAPRISTO best of both worlds philosophy which provides the capability to produce an aggressive exhaust note under acceleration and a more subdued sound for city driving. Power Gain of ~8 HP. This feature is possible