D1-007 GiroDisc Subaru WRX STI (’04–’17) Front Replacement Rings 991 GT3/GT3RS and perform flawlessly

and perform flawlessly

The central hat is machined from 6061-T6 aircraft-grade aluminum

Precision CNC machined CMS Performance Roll Bar Harness Collars help keep your harness shoulder straps in exactly the right place on your roll bar

a specialized coating process in a high-vacuum chamber with metallic compounds

from street use to full race duty

D1-007 GiroDisc Subaru WRX STI (’04–’17) Front Replacement Rings 991 GT3/GT3RS and perform flawlesslyD1 007 Girodisc Subaru WRX STI ('04'17) Front Replacement Rings Bring back the precise braking performance of your Subaru WRX STI with Girodisc D1 007 front replacement rings. Designed as direct replacements for Girodisc two piece rotors, these high carbon cast iron rings bolt directly to your existing Girodisc aluminum hats using the included floating hardware kit. The result is factory level fitment with race bred thermal control, fade resistance,