Porsche GT3 Side Muffler Bypass
Porsche GT3 Side Muffler Bypass
Porsche GT3 Side Muffler Bypass
Porsche GT3 Side Muffler Bypass

Porsche GT3 Side Muffler Bypass

$ 1,595.00

More Sound. More Horsepower. No Interior Drone. 

Are you looking for cup car sound and performance without sacrificing drivability for your Porsche 997.1/991.2? Then you need the Ardent Active Side Muffler Bypass pipes. Hand-crafted in the USA, they eliminate unwanted cabin drone and excessive street noise while improving sound and car handling.  

How it Works.

The Ardent Side Muffler Bypass Systems provides better exhaust flow using a factory-style actuator-controller valve. It allows sound and performance in higher rpm/higher load ranges while eliminating unwanted cabin drone. This lightweight system save 40 lbs while improving handling, increasing torque between 2,600 and 5,600 rpm, AND INCREASING HORSEPOWER!


  • 40 lb weight reduction from OEM 
  • Factory-Style Actuator-Controller Valve
  • Easy Installation & Proper Fitment
  • 100% built in USA in Phoenix AZ
  • 304/321 Stainless Steel Construction with Brush Finish


All installation-risk and use-risk is borne by the end-user and installer of these parts.

This product removes the OEM pipes and catalytic converters from the vehicle, and as such, is strictly intended for closed track events and off-road use only. Ardent Custom Pipes are solely intended for track and race cars as they are NOT California Air Resources Board Certified and not EPA certified. Users may see check engine lights on OBD2 cars and it is recommended you install racing software to prevent fault codes and check engine lights. It is your responsibility to check your local, state, and federals laws before buying and installing these or any aftermarket parts to be sure whether usage is in violation. Ardent will not be held responsible for any damage from installation or held accountable for laws violated while using this product.