The Complete Dundon aero package for the 718 GT4 was designed to increase downforce while minimizing the drag coefficient. Using Computational Fluid Dynamics (CFD) allowed us to make a complete package, swan neck wing, dual carbon dive planes and front carbon splitter tailored to...

Motorsport is a great platform not only to push boundaries but to develop high performance components which can then be applied to mixed use street vehicles. PFC Brakes has been in the braking business for years, supplying many manufacturers including Porsche with brake packages...

Add major downforce and performance with our 718 GT4 carbon swan neck wing and carbon dual dive planes. This package gives big downforce and major confidence to the 718 GT4 driver! Technical Description Make BIG improvements in downforce and confidence with our Stage 2...

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...

718 GT4 Valkyrie Carbon Splitter! Complete your Dundon GT4 Aero Package with the Valkyrie Carbon Splitter. Our Carbon Splitter adds the front downforce needed to really take advantage of the Valkyrie Swan Neck Rear Wing. With the 718 GT4 Splitter added to a car...

We're honored to be the exclusive partner of Motion Control Suspension bringing true motorsports dampers to the GT4 Platform. Technical Description For a long time you had to sacrifice your street drivability if you wanted to upgrade to a motorsports damper. No longer! Our...

Dramatically improve rear end grip at speed with our Valkyrie swan neck wing. The wing and full aero kit were designed in CFD to greatly improve the vehicle's performance around the track. The wing alone has the ability to dramatically reduce lap times (2.5...

Holinger (Drexler) Pro Diff for the 981S and GT4

Only weighs 35 lbs!! We use 1.75″ x .095″ wall Chromoly Roll Bar tubing Tig welded Instructions and interior cutout templates included. Very minimal modification needed. Rear points mount to vehicle shock towers, main hoop mounts to upper bulkhead factory mounts. no drilling into...

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 718 4.0L owner to apply improved engine and PDK calibrations to their...

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.

Lightweight, strong, easy to install and adjust, our Titanium Tie Rod ends take your Porsche's handling and steering feel to the next level! Technical Description When dialing in a track setup on modern GT Porsches, increasing negative camber is a great way to improve...

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...

Direct replacement for your stock front upper strut mount. Machined from T6061 Aluminum and uses high-grade, teflon-lined spherical bearings and grade 10.9 pressed-in studs for easy install.   Adds approx. -1.3° to the front with minimal caster change.

Dundon Windshield Banner! Show your love for your favorite Porsche Performance Parts!

Get your 718 GT4 Spyder GTS to sound as it should! Gain 30 HP to the wheels , Lose Weight and get the sounds you're craving, all with a lifetime warranty! Technical Description From our blog post on the 718 GT4 Street Headers: This...

Our Rear Tie Rods for your 981/718 GT4 GT4RS  are here!  The Rod ends are PTFE Extreme strength extended units. These are custom made for us by FK Rod ends and have extra long 2 5/8” of threaded end for more adjustment, strength, and...

Adjustable Tension Arms to remove rubber and make dialing in your alignment, caster and wheel position in the wheel well simple and easy. Technical Description Stock Brake ducts attach directly to the Dundon Tension Arms! No zip ties! No brake duct flopping around. Tension...

Approach your GT4, Spyder or GT4RS upgrade journey in the right steps for you and how you use your car!   Our meticulously designed and carefully curated suspension packages are built to give you the improvement and adjustment you need.   These packages will...

Stock 991 GT3 length +3mm front lower inner control arms with longer studs. Extended studs allow for increased negative camber (using more shims than stock studs would allow).