Master Cylinder Braces

The PERRIN Master Cylinder Brace for the 2015-20 Subaru WRX / STI prevents unwanted movement of the master cylinder allowing for increased brake pedal stiffness. CNC machined from a large piece of 6061-T6 billet aluminum for extreme stiffness, the MCB...

PERRIN Master Cylinder Brace for 2013-20 Subaru BRZ / Scion FR-S eliminates the flex at the firewall, so you feel nothing but solid pedal feedback with every application of the brakes. The brace is CNC machined from 6061 billet aluminum for extreme...

Firm and unforgiving, the PERRIN Performance Master Cylinder Support quickly solves a long-time Subaru braking issue: flexing of the master cylinder with hard braking. Crafted from 6061 aluminum, our adjustable Master Cylinder Support bolts to the...

Improve pedal feel and braking capabilities with the Grimmspeed Master Cylinder Brace. Pedal feel is dramatically improved very similar to the feeling of adding SS braided brake lines. This brace features: Large diameter pressure cup that will not mar...

Pressing Subaru brakes leaves a lot to be desired, especially when every inch counts in a race or when you are depending on them to save your life! The nasty firewall flex is the source of this performance flaw in Subarus, this is the problem that we...