Girodisc Porsche 986, 987, 996, 997.1 Front Rotors Brake Kits 3" minimum size for maximum

3" minimum size for maximum flow and performance potential

Ditch your stock restrictive airbox for the IE intake System

63mm mandrel bent aluminium cold side complete with new high flow cast aluminium elbow to the throttle body

order 71008-AT022V instead

Stock cams are designed for low boost pressures in low RPM ranges

Girodisc Porsche 986, 987, 996, 997.1 Front Rotors Brake Kits 3" minimum size for maximumThe Girodisc system is a direct replacement for the OE disc with the addition of our provided caliper spacers and longer bolts. Our rotor is slightly larger than the OEM rotor at 340mm versus 317mm providing greater braking force and cooling capacity. The central hat section of our rotor is made from strictly U. S. sourced 6061 T6 aircraft specification aluminum. The disc is made from our own proprietary cast iron, poured in the USA and machined from