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...

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...

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

Full Conversion Kit with Hats, Hardware and Rotor Rings. Sold in Pairs.

Full Conversion Kit with Hats, Hardware and Rotor Rings. Sold in Pairs.

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

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...

Get the best sounding, most powerful exhaust for your 718 GT4. No compromises. Over 3 years in development and (over!) 11 Prototypes to get it right.   Great Sound, and Great Power without drone! This is the complete exhaust upgrade for your 982/718 4.0L Boxster...