Description
Subaru OEM 21114AA051
water pump gasket
Product Description
The Subaru 21114AA051 is a genuine Subaru water pump gasket for compatible EJ-series cooling system service. It is supplied as a genuine Subaru OEM component and is intended as a direct replacement where the catalogue fitment matches.
Manufactured to Subaru factory specifications, this part is designed to restore correct fit, sealing, retention, or system operation without modification. Use the product photos and the highlighted OEM exploded drawing to confirm the component shape and installation position.
Subaru officially catalogues this component as gskt-water pump.
Vehicle Compatibility – Model Years
Vehicle compatibility is a guide only. Subaru used similar parts across multiple models, markets, and engine variants. Check fitment against your VIN before ordering.
- Selected Subaru EJ-series Forester, Impreza, WRX, STI, Liberty, Legacy, and Outback applications using 21114AA051
- Confirm water pump and engine application against your VIN before ordering
Notes
- Genuine Subaru OEM part number: 21114AA051
- Supplied photos show the actual stock held by AutoBITS.









