Description Cat By-Pass pipe for Porsche 991.2 Carrer with base Exhaust option2017 on. These By-Pass pipes replace the factory catalyttic converters with straight flow pipes. Designed for track use. Features Manufactured in 304 stainless Our design includes catalytic converter canisters. Gives an OEM look. Cats are removed for straight through air flow giving improved torque and horsepower. Typical hosepower gains 20+ and torque 20+ ft lbs Reduced weight in the rear of the car. By-Pass pipes enhance turbo sound and improve throttle response Includes 2 @ O2 sensor bungs in each pipe Application List Porsche Carrera 991 2017+

These parts are intended for off road or track use only!This product is sold for off road use only. It is not legal for use on public highways. This product is not for sale or use in California. It is available to our international customers for use within legal limits in their domicile.