Girodisc BMW E9X 335i Rear Rotors Subaru-BRZ-2014 Phenolic spacers and washers are

Phenolic spacers and washers are included to thermally insulate the fuel rail from the cylinder head

Many people believe that all an exhaust does is muffle the natural tone of the engine

Anti-Chafing Sleeve

or motorsport applications

this system delivers significant gains in horsepower and torque while showcasing a striking visual upgrade through its clear polycarbonate trunk panel

Girodisc BMW E9X 335i Rear Rotors Subaru-BRZ-2014 Phenolic spacers and washers areThe Girodisc system is a direct replacement for the OE disc, no modifications are necessary. The disc will bolt directly to the car and work with OE calipers perfectly. The central hat section of our rotor is made from strictly U. S. sourced 6061 T6 aircraft specification aluminum. The disc is made from our own proprietary cast iron, poured in the USA and machined from start to finish in house at Girodisc. The rotor utilizes a curved vane design,