The Girodisc system is a direct replacement for the OE disc on the 991 GT3 and GT3 RS with OEM iron rotors.  No modifications are necessary, allows use of factory unmodified pads unlike most aftermarket solutions for this application.  The disc will bolt directly...

Stock Brake ducts attach directly to the Dundon Tension Arms! No zip ties! No brake duct flopping around. Tension arm shims ARE included. 0.8mm x4 qty 1.6mm x 2 qty 3.2mm x2 qty 9.5mm x2 qty 12.7mm x2 qty EASILY adjust caster to properly...

The factory lower inner control arm (LCA) has mounting studs that are too short to achieve a “good” performance alignment. Dundon's extended-length LCA's add not only track width, but stud length, to safely increase negative camber without running out of threads.   Two different...

Exclusive to 992 GT3 and 992 GT3RS. Stock camber adjustment is limited to -2.5°. Add Dundon's Upper Camber Link to achieve up to -4.0°! The actual number will depend on your lower control arm configuration and the ride height, but this makes achieving your...

Approach your 991 GT3 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 allow for...

When you increase negative camber (via a longer lower control arm), the stock tension arm does not allow for adjustment to correct the change in caster. Dundon's adjustable Tension Arms allow for full adjustment and precise locating of the wheel in the wheel well....

Stock 991 GT3 length rear lower inner control arms. Remove rubber from the rear suspension for better feel, less slop, and more grip!

991 GT3/RS & 992 GT3 Rear Outer Lower Control Arm pair - For use with Dundon Inner LCA's

1. Increased Negative Camber Our LCA's are slightly longer, and feature high-grade, extended length studs. This design allows for a taller shim stack to achieve more negative camber than what is available from the factory Porsche part. 2. Improved Handling and Grip Our LCAs...

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.

Approach your 992 GT3 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 allow for a precise...

Pair of Rotor Hats

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. ...