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


  • CAT-BACK emissions legal. 


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


  • Factory Porsche AG CUP car replica pipe. Factory pipe NO LOnger available was $2100 or 700 DM. 


  • 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 2ndary muffler. 


  • Designed over 30 years ago by Fabspeed Motorsport craftmen. Continually improved since then!


  • Sound solutions warranty not applicable for this simple performance part.  


  • All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty