Buy OEM 2001 Subaru Part # 45155AG00A. Engine Coolant Reservoir Cap. Radiator Cap. Cap Reserve Tank. Engine Coolant Expansion Tank A failed expansion tank can cause the cooling

A Cover that prevents foreign Debris from entering the Container.

CAP-RESERVE TANK Engine Coolant Reservoir CapRadiator Cap

Fits Crosstrek, Impreza, Legacy, Outback

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.