Hawk HP+ Rear Brake Pads Subaru WRX w/o Eyesight Tech 2008-2021 | HB557N.545 Outback_2015-2019 you can purchase the outer

you can purchase the outer ring separate

Aeration and cavitation are a lot less common in a Monotube design

*Automatic transmission owners

be sure that the new flywheel meets the same specifications

Hawk HP+ Rear Brake Pads Subaru WRX w/o Eyesight Tech 2008-2021 | HB557N.545 Outback_2015-2019 you can purchase the outerPart #: HB557N. 545 Hawk HP+ Brake Pads: Hawk HP+ Subaru WRX brake pads use a race compound designed to take the abuse of track driving and meet the demands of street driving as well. Designed for street cars that make it to the track once in a while (such as Autocrossers, Solo II, etc.) these pads have increased friction over the HPS, are a little noisier and dustier, but have a much tougher grip. FMSI: D1114 replacement