Fabspeed Center Muffler Bypass Exhaust

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Fabspeed Center Muffler Bypass Exhaust for Porsche 911 GT3 / GT3RS (991) [3.8L/4.0L]

Direct replacement for the failure-prone OEM muffler providing improved flow, weight savings, and aggressive sound. Our new talk-pipe design blends the exhaust from the right and left cylinders creating an incredible smooth blended sound, and our simplified two-bolt mounting system makes installing easier than ever!


  • Fits all Porsche 991 GT3 / GT3 RS vehicles 2014+
  • Works with Factory headers, cats and side mufflers. Retains functionality of the OEM valve system for full sound control
  • Saves 10 lbs from the rear of the vehicle
  • Is compatible with the full line of Fabspeed GT3 performance parts allowing you to upgrade should the need arise.
  • Retains Sport Mode control button when used with factory side mufflers
  • 14-16ga T304 Stainless Steel construction
  • Includes 4" Deluxe Dual Style Tips in your choice of finish
  • All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty

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Where To Buy?


Vehicle Fitment:
  • Porsche 911 GT3 (991) [3.8L H6]
  • Porsche 911 GT3 RS (991) [4.0L H6]


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