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...

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....

Carbon Fiber Dive Planes to balance aerodynamics on your 997.1 GT3RS.

Carbon Fiber Dive Planes to balance aerodynamics on your 997.2 GT3RS.

Add Power and great sound and experience your Porsche’s true capabilities with the Dundon Power Package. Intentionally designed to bring big power with and distinct sound we all love, this kit is perfectly tailored to add more muscle, better sound, and increased performance to...

Ferodo DS1.11 for 991 GT3 Steel and PCCB Calipers

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

Make the installation of our Harmonic Damper as easy as pie with our crankshaft holding tool.

Want to go faster without trying so hard? You need better support from your dampers. Feel every nuance of the car coming into apex, a little breath off the throttle and the car points in. It's these small moments that make driving magical.

Get the most our of your GT3 or GT3RS with M-Engineering's ECU calibration. With optional Map Switching you can independently select your power level based on the fuel you use. Map switching can be customized based on your needs, so please reach out to...

We're honored to be the exclusive partner of Motion Control Suspension bringing true motorsports dampers to the 991 GT3RS and GT2RS. 

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, for...

The PFC Ultimate Brake Kit for your Porsche. Using the same technology found on the Porsche Motorsport 991 GT3 Cup platform.

    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 with Dundon Mufflers.   

Several brake pads on the market boast 'ceramic' technology. DS1.11 is the real thing. It is based upon a chemical family known as Siloxanes. Unlike carbon based materials, siloxane chains do not decompose at high temperatures and so DS1.11 keeps on working up to...

Several brake pads on the market boast 'ceramic' technology. DS1.11 is the real thing. It is based upon a chemical family known as Siloxanes. Unlike carbon based materials, siloxane chains do not decompose at high temperatures and so DS1.11 keeps on working up to...

Originally designed for professional racing teams competing in the IMSA Continental Tire SportsCar Challenge Grand Sport (GS) class, the Forgeline GS1R combines the latest in advanced wheel technology, including one piece forged monoblock construction, motorsport engineered design, and I-beamed spokes. This wheel is engineered...

The Accessport V3 is the world’s best ECU tuning solution for Porsche. The simple DIY plug and play connection to the car’s engine management system via the OBDII port allows for any GT3 owner to apply improved engine and PDK calibrations to their favorite...

Upgrade your car's handling with DSC! This revolutionary device turns your passive PASM system into an active suspension system with multiple personalities. The DSC module monitors acceleration, brake application, G forces, and many other parameters to tune your car's handling in milliseconds.

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....