Buy 2013 Subaru Impreza Engine Oil Cooler Adapter. Engine Oil Cooler Bolt. Engine Oil Cooler Stud. Oil Along, Clamping - OEM Subaru Part # 21317AA022 (21317AA020, 21317AA021)

Oil Cooler. A Threaded Rod which is used along with a Nut to provide Clamping force to Help secure the Engine to its Mounting Point. Connector. Engine Oil Filter Adapter Stud.

CONNECTOR-OIL COOLER Engine Oil Cooler AdapterEngine Oil Filter Adapter StudEngine Oil Cooler BoltEngine Oil Cooler Stud

Fits Forester, Legacy, Outback, STI, WRX