GiroDisc D1-066 380x34 Replacement FRONT Rotor Rings 991 GT3 (NON PCCB) FERODO Teflon-lined rod-ends for smooth and

Teflon-lined rod-ends for smooth and quiet operation

Data Logging:  Record multiple data channels simultaneously for in-depth evaluation of engine performance

technicians

Look at the stock headers on your car

2″ straight piping keeps exhaust velocity high and weight down

GiroDisc D1-066 380x34 Replacement FRONT Rotor Rings 991 GT3 (NON PCCB) FERODO Teflon-lined rod-ends for smooth andReplacement 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. 997 GT3 Cup 991 GT3 GT3 RS excl. PCCB 997 Turbo w PCCB 991 Turbo S excl. PCCB 981