The Mishimoto direct-fit oil cooler kit for 2006–2007 Subaru WRX and WRX STI (Hawkeye) reduces oil temperatures with a large 19-row cooler mounted behind the front bumper and grille. It adds 0.65 qt of oil capacity and is available in stealth black or silver, with an optional thermostatic sandwich plate for extra temperature control. CNC-machined spacer eases installation and the kit is covered by Mishimoto's lifetime warranty.
Mishimoto 06-07 Subaru WRX/06-07 WRX STi Oil Cooler Kit