Fabspeed Motorsport

Fabspeed Porsche 991 GT3 / GT3 RS Side Muffler Bypass Pipes (2014-2016)


Optimized design that replaces the heavy and restrictive factory side mufflers for improved exhaust flow, increased sound and weight savings.


Fits all Porsche 991 GT3 / GT3 RS vehicles (2014-2016)

Highest quality Helical valves

Includes O2 bungs for factory like functionality when paired with Fabspeed Long Tube Competition Headers

Saves 34 lbs from the rear of the vehicle

Replicates aggressive CUP car sound for the street

14-16ga T304 Stainless Steel construction

Simple bolt-on installation

All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty