Girodisc Alfa Romeo 4C Rear Replacement Rings 20-0352 This comprehensive kit includes CNC-machined

This comprehensive kit includes CNC-machined billet aluminum fuel rails and all necessary hardware to replace the factory fuel rails

Once a tune purchase is applied to your vehicle's ECU or TCU

Constant diameter piston

✔ Viton O-ring swivel — fuel and oil safe

Girodisc Alfa Romeo 4C Rear Replacement Rings 20-0352 This comprehensive kit includes CNC-machinedOur 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.