Girodisc Ford Focus RS Front Replacement Rings FD3S Performance Gains: +15-20hp | +18-23ft-lb

Performance Gains: +15-20hp | +18-23ft-lb torque

Ideal for distributing fuel or oil from a single source to multiple destinations in high-performance systems

We recommend washing your cotton filter in water with a little Dawn dish soap

The results are weld-free pipes from the turbo outlet to intercooler inlet without unsightly mid-pipe silicone hose couplings that can disrupt flow or potentially blow off under boost

If you have an automatic transmission and change the MAP sensor then the AT computer will not work correctly

Girodisc Ford Focus RS Front Replacement Rings FD3S Performance Gains: +15-20hp | +18-23ft-lbOur 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.