Secondary Cat By-Pass Pipes for Porsche Panamera 4S, 4E 971.1 / Base, 4, 4SE 971.2 w/ 2.9l V6 Twin T
971 10 20 150

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.

     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.
• 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

    Application List

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+

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.