Fabspeed Motorsport

Fabspeed Porsche 964 Carrera Secondary Muffler Bypass Pipe (1989-1994)


Reduces weight by 25 pounds 11.40 KG, increases power, and improves sound by replacing the heavy and restrictive secondary muffler with a straight-through pipe. Porsche Motorsport actually developed this part for the 964 Carrera CUP cars that ran from 1990 to 1993.


Fits all Porsche 964 Carrera vehicles. C4, C4, Carrera RS, Carrera CUP cars from 1989-1994.

Increases power and improves throttle response

Removes a huge amount of weight from the Right Rear corner of the car

Factory Porsche AG CUP car replica pipe

Simple direct replacement mandrel bent 3.0" 76mm TIG welded stainless steel tubing. Reuse factory 964 donuts and clamps to install.

Constructed from high-quality 14-16ga CNC mandrel-bent T304L stainless steel for optimum flow and maximum durability

Direct replacement for the OEM 964 secondary muffler and 965 C2 Turbo secondary muffler.

Sound solutions warranty not applicable for this simple performance part.

All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty