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Fabspeed Side Muffler Bypass Pipes for 2007-09 Porsche 911 GT3/GT3RS [997]


Quick Overview

Give your 2007-09 Porsche 997 GT3 or GT3RS a super aggressive CUP Car sound and shave 36lbs off your Porsche by replacing the heavy and restrictive OEM Side Mufflers for better sound and weight reduction.

Sku # : Fabspeed-997-GT3-Muffler-Bypass-ER3
Using these Fabspeed 997 GT3 Muffler Bypass Pipes essentially eliminates a Fabspeed Maxflo Exhaust system.  It is the most aggressive type of exhaust available and is perfect to turn your Porsche 997 GT3 in to a full on race machine.  They are machined from stainless steel and a direct bolt on, meaning a quick and easy installation.  These bypass pipes gives your 997 GT3 a toned race sound, while still staying within legal sound levels.  Unleash even more horsepower and torque in your Porsche 997 GT3 with these Fabspeed Muffler Bypass Pipes.


  • Replaces the heavy, restrictive, factory side mufflers.
  • 36Lb Weight Reduction Vs OEM Mufflers
  • Side muffler bypass pipes are made from T304SS, C.N.C mandrel bent, computer numerical controlled U.S.A. mandrel bending equipment.
  • Simple bolt-on installation
  • Side muffler bypass pipes work with factory headers and factory rear resonator.
  • Fabspeed allows interchangeability between aftermarket and factory products with the use of V-Band clamps.
  • Exotic sound with an aggressive edge, makes your 997 GT3/GT3RS sound like a CUP car.
  • Complies with emissions and inspections.


  • Porsche 997 GT3/GT3RS Models 2007-09

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