Girodisc BMW F8X, G8X 400mm Front Replacement Rings Ford-FocusRS-2016 Performance Gains: Achieves an increase

Performance Gains: Achieves an increase of 10–15hp and 8–12ft-lb of torque on stock setups

so it runs on the stock ECU without a check engine light

The Hondata Coil Pack Retrofit (CPR) allows the use of 'coil on plug' individual ignition coils on engines with distributor based ignition systems (D

Audi RS3 8V (2015–2020)

✔ Used by professional motorsport teams worldwide

Girodisc BMW F8X, G8X 400mm Front Replacement Rings Ford-FocusRS-2016 Performance Gains: Achieves an increaseOur 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.