[oab_au]

Originally Posted by Earthworm

Thanks for the advice. It does go against my goal of upgrading anything I replace. I would wonder if a WRX/STi booster and/or master cylinder would be an upgrade or downgrade from the stock SVX equipment.

While the rest of the components are standard, the standard master cylinder will suit it the best. If the caliper piston size is changed, then the MC size should change to suit them.

Harvey.