Impreza WRX STI F4-2.5L DOHC Turbo (2007)
3. 17 INCH TYPE
1. Clean the caliper body interior using brake fluid.
2. Apply a coat of brake fluid to the piston seal and install the piston seal in groove on caliper body.
3. Apply a coat of brake fluid to the entire inner surface of cylinder and outer surface of piston.
4. Apply a coat of specified grease to the boot and install it in the groove on piston.
Grease: NIGLUBE RX-2 (Part No. K0779GA 102)
5. Insert the piston into cylinder.
CAUTION: Do not force the piston into cylinder.
6. Position the boot in grooves on cylinder and piston.
