Girodisc BMW E9X 335i Front Replacement Rings TOYOTA_GXPA16 The kit includes a 6061-T6

The kit includes a 6061-T6 CNC billet aluminium sleeve that slides over a 39mm diameter aftermarket pump body to mimic the larger 43mm OEM BMW fuel pump diameter

and provides controlled boost venting across the full boost range

so we use a high quality stainless steel casting to realize the design

and braking

Girodisc BMW E9X 335i Front Replacement Rings TOYOTA_GXPA16 The kit includes a 6061-T6Our 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.