Buy 2010 Subaru STI Engine Coolant Reservoir. Reserve Tank Radiator. Engine Coolant Expansion Tank A Cooling, Expansion, Cause - OEM Subaru Part # 45150AE01A

A Container that holds Engine Coolant.

RESERVE TANK ASSEMBLY-RADIATOR Engine Coolant Reservoir

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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.