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The Porsche 992 GT3 Exhaust and 992 GT3RS Exhaust system leaves much on the table for improved performance, added power and improved sound. We designed a long tube header, keeping the valves, no check engine lights, to get dramatically increased power and fantastic sound. We keep the valves for easy cruising, better than 200 cell catalysts, and allow you to experience the sound you love from our sublime Ultralight Porsche Titanium Muffler, to the Porsche RSR craziness of our Inconel 625 Crack Pipe.  Tap in to your Porsche GT3 and GT3RS true capabilities from the motorsports world with the Dundon 992 GT3 Exhaust and 992 GT3RS Exhaust Package. Dundon's enthusiasts passion to offer GT3 exhausts made with 321 Stainless Steel, designed to bring big power, no check engine lights and the distinct sound we all love, this kit is perfectly tailored to add more muscle, that cup exhaust sound, and increased performance to your 992 GT3.      


1. Eliminates the OPF 

2. No Check Engine Lights, and no tuning required 

3. 992 GT3 Stock - 448whp, 992 GT3 with Street Headers is 476whp (so far)…

4. Weight savings over stock:

  1. 321 Stainless Steel Muffler version: 10lbs lighter than stock
  2. Titanium Muffler: 25lbs lighter than stock
  3. Inconel 625 Mini Crack Pipe: 29lbs lighter than stock

5. Complete bolt-on system Including 

     a. Dundon Tuned Length 321 Stainless Headers 

     b. Advanced High Flow Cats 

     c. Electronic Valves retained for comfortable cruising and that signature Dundon sound when you want it! 

     d. Lifetime Loud Muffler in 321 Stainless Steel or Titanium or Inconel 625 Mini Crack Pipe, 991.2 GT3 Brackets, Mounting straps and bolts. 

     e. PVD Black or Titanium Tips (only available on 321SS mufflers) 


See videos below to hear how awesome this system sounds!