Buy 2011 Subaru STI Engine Coolant Reservoir Cap. Radiator Cap. Hose Reserve Tank. Reserve Tank Cap. COOLING, Expansion, Cause - OEM Subaru Part # 45153AA000 (45153AA010, 45642KG000)

A Cover that prevents foreign Debris from entering the Container. Reserve Tank Radiator.

CAP-RESERVE TANK Engine Coolant Reservoir CapRadiator Cap

Fits Baja, BRZ, Crosstrek, Forester, Impreza, Legacy, Outback, STI, Tribeca, WRX

Engine Coolant Expansion Tank
A failed expansion tank can cause the cooling system in your Subaru to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.