EBC S9 Kits Yellowstuff and USR Rotors 2001-subaru-impreza-outback The ported head package starts

The ported head package starts with brand new N25 OEM WRX STI head castings directly from Subaru of America

Its not an exact science

GTIN: 00887753778857

Then IAG machines the case halves assembled together in our Haas VF-4SS CNC mill to accept the IAG CLOSED Deck Inserts that transform the block into a solid deck

lines and hardware that was included in an IAG V2 Competition Series AOS for the 2015-20 Subaru WRX (PN# IAG-ENG-7252)

EBC S9 Kits Yellowstuff and USR Rotors 2001-subaru-impreza-outback The ported head package startsEBC S9 Kits Yellowstuff and USR Rotors DO NOT FIT UPGRADE PADS TO REAR OF VEHICLE UNLESS SAME UPGRADE FITTED TO FRONT, The Thermic Black coating? does NOT need to be removed before install. Do NOT use brake cleaner or any other method to remove Thermic Black coating from discs rotors. The Thermic black coating will be removed in the pad swept area by the brake pads with in the first 10 to 20 stops made after installation on the vehicle. The Thermic