Girodisc Porsche 410mm Front Rotors AUDI_S3_8Y Tip Style: Oval Straight Cut

Tip Style: Oval Straight Cut

Subaru WRX (2015-2021) — FA20 engine

For those planning additional modifications like water or methanol injection

The preferred method of measuring bolt load is with a stretch bolt gauge

Girodisc Porsche 410mm Front Rotors AUDI_S3_8Y Tip Style: Oval Straight CutThe Girodisc system is a direct replacement for the OE disc however you must use the same pad shape that is used on the 991 992 GT3 Turbo that came with the iron rotors from the factory. The annulus (pad swept height) of these pads is smaller than the large PCCB pads, this is done to keep the rotor weight at a reasonable level and allow far better pad selection. If we manufactured a rotor with the same annulus as the OEM PCCB rotors they would be