Porsche 991 Turbo / Turbo S Catbypass Pipes

Fabspeed's Catbypass Pipes for the Porsche 991
Turbo replace the restrictive factory catalytic converters with a
straight-through design for maximum exhaust flow and efficiency

HP (whp)
TQ (fr/lbs)
WT (lbs)

Product Details

Increase exhaust flow from the headers to the mufflers and improving
power and sound by removing the bulky and restrictive factory catalytic



  • Fits all 991 Turbo vehicles (2013-2016)
  • Fabspeed's Catbypass Pipes replace the restrictive
    factory catalytic converters with much less restrictive straight-through
    pipes for maximum flow and performance
  • Noticeable increase in power and improved throttle response
  • Saves 10 lbs  in the rear of the vehicle versus the bulky factory catalytic converters
  • Adds aggressive exhaust note for high performance sound
  • Constructed from high-quality 14-16 gauge C.N.C. mandrel-bent T304L stainless steel for optimum flow and maximum durability 
  • Direct bolt-on replacement
  • All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty