Fabspeed Motorsport

Fabspeed Porsche 964 Turbo 965 Muffler Bypass Zork Tube (1990-1994)


Replica of the Porsche Motorsport AG 934 single Turbo exhaust pipe. Maximum possible power with reduced turbo lag and ultra aggressive race style sports car sound. Based off of the Porsche factory 934 Lemans and IMSA racecars.


Fits all Porsche 911 C2 Turbo, 964 Turbo, 965 vehicles worldwide (1990-1994)

Increases horsepower and torque by 46 whp and 65 ft-lbs

Constructed with 3.0" 76mm tubing for maximum flow

Integrated angle-cut outlet

Simple DIY installation in less than 1 hour

Just like the factory Porsche 934 IMSA racing parts perfect for your dual use Street & Race car. Super quick and easy to install at the racetrack and also to Remove and Reinstall your OEM catalytic converter to be emissions compliant. You can quickly and efficiently leave your catalytic converter on your car for emissions compliance and in a short time SLAP-ON the IMSA ZORK tube and go Racin'

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