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Subaru Impreza : Engine and Cooling Products
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Engine Coolant Reservoir. Tank Water.

Part Number: 21132AA121
Supersession(s): 21132AA120
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A Container that holds Engine Coolant.

TANK ASSEMBLY-WATER Engine Coolant Reservoir

Fits Impreza (2009 - 2010)

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.

WATER PIPE (1)
Full Diagram
Diagram WATER PIPE (1) for your Subaru Impreza
#21132
Required: 1
WATER TANK

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