Secondary Cat By-Pass Pipes for Porsche Panamera 4S, 4E 971.1 / Base, 4, 4SE 971.2 w/ 2.9l V6 Twin Turbo 2016+. These By-Pass pipes replace the factory secondary catalytic converters with straight flow pipes. Designed for track use.
- 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.
- The Pipes shown include high temperature heat shielding to force engine heat out the rear of the car Alternate models sport cats available.
- Typical horsepower gains 20+ and torque 20+ ft. lbs.
- Reduced weight.
- By-Pass pipes enhance turbo sound and improve throttle response
- Includes O2 sensor bungs in each pipe
- Porsche Panamera 4S 971.1 2.9l V6 Twin Turbo 2016-20
- Porsche Panamera 4 E-Hybrid 971.1 2.9l V6 Twin Turbo 2016-20
- Porsche Panamera 971.2 2.9l V6 Twin Turbo 2021+
- Porsche Panamera 4 971.2 2.9l V6 Twin Turbo 2021+
- Porsche Panamera 4S E-Hybrid 971.2 2.9l V6 Twin Turbo 2020+