Girodisc Subaru WRX STI ('04-17) Front Replacement Rings 4G63 Radium Port Injection Fuel Rail

Radium Port Injection Fuel Rail Kit - Honda Civic Type-R FK8 (2017-2021) / FL5 (2022+)

94") 2-piece rotor assemblies with black hard coat/hard anodized 6061-T6 aerospace grade aluminum hats

Provides the Perfect Mounting Platform for Your AP V3

Its dual-stage valve structure seals tighter under higher boost rather than leaking

BMW F87 M2 Competition (2018–2021)

Girodisc Subaru WRX STI ('04-17) Front Replacement Rings 4G63 Radium Port Injection Fuel RailOur 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.