Girodisc Brembo Caliper Seal Kit for 04-07 STi *Backorder* S90 so airflow isn’t lost like

so airflow isn’t lost like with a traditional pipe design

With the addition of the Buschur Rear Differential Bar Mustache Bar completely replaces the stock cast iron bar on the car

• Designed to increase horsepower

(TRUST CODE:13526111)

block off's and vacuum hose for a clean install

Girodisc Brembo Caliper Seal Kit for 04-07 STi *Backorder* S90 so airflow isn’t lost likeBACKORDER: As of July 2026 these are on backorder and Girodisc does not have an ETA at this time. We will update this as soon as an ETA becomes available. Girodisc caliper dust boots and rebuild kits include the seals you will need to rebuild ONE caliper. Please adjust quantity as needed. These boots and piston seals fit the Brembo calipers on the 2004 2007 Subaru STi. Available as a full seal kit for one front or rear caliper with dustboots and