Girodisc Porsche 991 Cup, GT4 Clubsport Front Replacement Rings (380x32) 20-0577-02 Mounting adhesive foam included —

Mounting adhesive foam included — reduces vibration and protects the cell

Dyno chart data was collected on our in-house Dynapack hub dyno

This turbocharger is an OEM turbocharger from the MK6 Golf R

with gains of up to 8 hp and 20 Nm of torque

Girodisc Porsche 991 Cup, GT4 Clubsport Front Replacement Rings (380x32) 20-0577-02 Mounting adhesive foam included —Our replacement rings are sold in pairs and include replacement hardware. The only parts you will reuse are your existing GiroDisc hats. Please note that unless specifically noted, GiroDisc replacement rings are only designed to work with GiroDisc hats. They are not designed to be used with other brands, including hats from cars equipped with 2 piece rotors from the factory.