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

Let your 991.2 GT3 breathe with a larger 93mm Throttle Body and Center Plenum! Scroll down for more details. In testing the 991.2 GT3 and RS we found the air intake to be restrictive. With the addition of the larger 93mm Throttle Body and...

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

Enjoy 347 Stainless construction, same high quality valves as used in our battle tested Race Headers. Reduce weight through the elimination of side mufflers, reduce heat on the rear tires and under the decklid, no Drone, and 100% Lifetime Guarantee, including track use. Technical...

At Dundon, we test our products endlessly to ensure the utmost quality. And over time, we found the factory muffler couldn’t keep up with the added performance our Headers provide. We set out to fix that. The result — Dundon’s GT3 Lifetime Center Muffler....

Let your 991.2 GT3 breathe. Our full intake kit replaces the restrictive factory airbox and 82mm throttle body with the Dundon Dual Reverse Cone Airbox, Dundon Center Plenum and 93mm throttle body: more air flow, more capacity, and more of that intake sound. In...

GT cars come from the factory with fixed-length sway bar end links. When you change the ride height without adjustable links, you risk a "non-neutral" suspension due to sway bar preload and compromised geometry. When one side sits higher, the sway bar twists to...

Replacement anti-skid pucks for our Valkyrie Splitter.

Replacement Air Filter for Dundon Dual Cone Intake for 991.2 GT3 cars. *Filters Only

For a long time you had to sacrifice your street drivability if you wanted to upgrade to a motorsports damper. No longer! Our Dundon-spec MCS 3-Way dampers improve your GT3's already formidable handling, while adding adjustability and forgiveness. We help make the car easier...

Pre-owned header system. Inspected and ready to install. Expect heat discoloration and light cosmetic wear from use. Pre-Owned Header System for 991.1 and 991.2 GT3, GT3RS, 911R and GT3 Touring. 2.5" Outlets are for use with Stock Muffler and 3.0" Outlets are for use...

Ferodo DS1.11 for 991 GT3 Steel and PCCB Calipers

Ferodo DS1.11 Track Pads for Radi-CAL Calipers including burnishing.

Fits OEM Porsche Brake Calipers for cars with OEM Iron rotors or PCCB brakes that have been converted to iron rotors.

In our testing on the 718 GT4 and 4RS we've found an even softer setting that stock soft made the car even better. They also work well on the 991.1 and 991.2 GT3. Simple Robust Design. All Hardware included.

Fits OEM Porsche Brake Calipers for cars with OEM Iron rotors or PCCB brakes that have been converted to iron rotors.

We'd been asked by a few to make a Crack Pipe that wasn't as much of a commitment but still true to the original Megaphone Crack Pipe. Meet the Mini Crack, this one works with Dundon valved side muffler deletes or our Street Headers,...

This is the most complete, well-rounded power package around for the 991.2 GT3 4.0L. With careful consideration and many design, engineering and tuning hours, we have extracted impressive power, torque and drive-ability out of the 991.2 GT3 4.0L engine. The best part: no compromises. ...