991.1, 991.2 GT3RS and 991.2 GT2RS: Carbon Fiber Gurney Flap to aid in down force without excessive angle of attack. Attaches with 3M double sided tape for a secure and easy installation.

Take your Titanium Ultralight muffler up a notch with this Inconel 625 Loud Insert. By eliminating the first expansion on the lower muffler tube, you create an even more visceral experience when the valves open and even quieter upper path when the valves close....

Replacement tip sets for your Dundon Lifetime Muffler ONLY. Does NOT fit OE Porsche Mufflers. Proper tip length is important, so please ensure you select the correct application. 

We were never happy with the "paste on" wind deflectors and the other styles with plastic "guts" that just either strip out the screw hole and fly off, or debond and fly off.  So we made the ultimate wind deflector for 718/981/991 cars.  CNC machined...

Want to dial in the perfect alignment for your 991 GT3 or GT3RS? Dundon Motorsports' shim kit is what you need. All the sizes you want to get your settings perfected.

Hardware Kit to Install a 321SS Lifetime Dundon Muffler on 997 and 991 GT3/RS cars.   

Replacement air filters (pair) for use with Dundon Dual Reverse Cone Airbox for 991 GT3RS cars.   *filters only

Upgrade your safety and comfort with this high-performance racing harness, ideal for professional drivers and serious enthusiasts alike. The 6-point Porsche Quick Adjuster harness features 50mm webbing throughout, with smooth-running professional adjusters on the shoulders and quick adjusters on the lap straps, all equipped...

Set your GT3RS up for success on your favorite mountain back road or track session with Dundon's Track Day Setup Packages. Achieve amazing steering feel, balance, and tire wear with these carefully designed and curated parts! 

Complete replacement rear lower inner control arms for your 991 GT3 or GT3RS . Remove rubber from the rear suspension for better feel, less slop, and more grip! 

Complete set (of 6) rear "dog bone" control arms for your 991 GT3, GT3RS or 992 GT3. Remove rubber from the rear suspension for better feel, less slop, and more grip!  

Pre-Owned Replacement tip sets for your Dundon Lifetime Muffler ONLY. Does NOT fit OE Porsche Mufflers. Proper tip length is important, so please ensure you select the correct application. 

  991.1 GT3RS Carbon Fiber Gurney Flap and Dual Dive Plane Package: Add downforce and an aggressive look to your 991.1 GT3RS!  Attaches with 3M double sided tape for a secure and easy installation. 

Add major downforce and performance with our 991.1 GT3RS carbon swan neck wing and carbon dual dive planes. This package gives big downforce and major confidence to the already formidable 991.1 GT3RS!   (yes we know a 991.2 GT3RS is pictured, but you get the...

Ferodo DS3.12 Track Pads for Radi-CAL Calipers including burnishing.

Replacement set for PFC Track Day Kit equipped vehicles. Not compatible with OEM calipers.

Replacement set for PFC Track Day Kit equipped vehicles. Not compatible with OEM calipers.

Full Conversion Kit with Hats, Hardware and Rotor Rings. Sold in Pairs.

Full Conversion Kit with Hats, Hardware and Rotor Rings. Sold in Pairs.

For cars already equipped with GiroDisc Conversion Kits. Replacement Rotor Rings and Hardware ONLY. Sold in Pairs.