FabSpeed Porsche 911 Turbo 930 Muffler Bypass Zork Tube (1976-1989)



Huge reduction in turbo lag for maximum possible power and sports car sound; based off of the Porsche factory 934 IMSA racecar.                                                       



  • Fits all Porsche 911 Turbo 930 vehicles worldwide (1976-1989)

  • Bolts directly to the Turbo charger and goes under the rear bumper right out the back. 

  • Factory Porsche Motorsport design from the 1970s. ZORK Tube 934 style. 

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

  • Extremely light muffler solution for the 930 weighing less than 5 lbs

  • Constructed with 3.0" 76mm 14-16 gauge T304 mandrel bent stainless steel for maximum performance and durability

  • Intergrated angle-cut outlet

  • sound solutions warranty no applicable. Competition race system. 

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