Fits 991.2 GT3RS Weissach Package Cars

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

Foundational Part

Foundational Part

The Dundon D4 GT4 Clubsport Package is the culmination of our work on perfecting and guiding the pressure waves into and out of the 3.8L Engine.

APEX is an artificial intelligence system used for vehicle performance simulation. APEX learns the performance limits of your vehicle, and gives you real-time feedback on how to optimize your decisions at every point on the track. Bluetooth connectivity to your phone gives you laptimes...

Our Rear Tie Rods for your 981/718 GT4 GT4RS Clubsport are here! Fully serviceable with replaceable rod ends vs having to purchase a whole new pair from PMNA or Motorsports. The Rod ends are PTFE Extreme strength extended units. These are custom made for...

1. Adjustability - Increased Negative Camber The factory LCAs (Lower control arms) are not adjustable leaving you with limited alignment options. Our LCAs are two pieces featuring an inner and an outer arm, connected by extended length studs which allows for the use of...

Don't have a roll bar or you want to mount your MCS canisters elsewhere? Our rear canister mounting kit is perfect for you. The brackets slide ride into the rear carpet, no modification required and still easily accessible so you can adjust canister pressures...

Improve the handling on your 718 Cayman and Boxster, S and GTS to compete with the GT3's with our custom curated and valved MCS 3way damper package For a long time you had to sacrifice your street drivability if you wanted to upgrade to...

Engineered to redirect cooling air for cars equipped with Dundon Street Headers.

The loudest, most powerful exhaust for your GT4RS! This system deletes valves and the muffler for the ultimate in power and performance.   BE WARNED! This is LOUD and drones. Not recommended for sensitive drivers, passengers or neighbors! Makes 32whp at 8000rpm and 37lbft...

The 991 Turbo and Turbo S are great cars, but the factory suspension has almost no adjustability, leaving you a very narrow range of available settings. The impressive power and acceleration also cause premature wear on many of the rubber bushings. Our suspension arm...