Porsche 997.1 Carrera Cat Bypass Pipes CAT BACK QUAD 4.5" TIPS WITH AFM VALVES Set yourself apart from the

Set yourself apart from the factory-equipped crowd with these unbeatable performance upgrades and watch your Porsche's power - and your race results - climb

2 Carrera Race Headers (includes Cat Bypass)

The disk pads are a carbon/ceramic combination

our precision-tuning services are the best way to ensure that your key components and ECU are working cohesively for safe and dependable long-term performance

Optional genuine OEM replacement gaskets to replace your old or worn gaskets

Porsche 997.1 Carrera Cat Bypass Pipes CAT BACK QUAD 4.5" TIPS WITH AFM VALVES Set yourself apart from theDEVELOPMENT: The factory 997. 1 Carrera catalytic converters are quite restrictive and upgrading them is a common modification. We took a fresh look at the exhaust design to try and create the best possible solution. Side by side sound comparisons with our split bank design and an X pipe design revealed that an x pipe lowers yields a hollower exhaust tone and cuts out desirable deeper frequencies on the 997. 1 the difference is very noticeable.