Subaru WRX Engine Core Plug. Plug Cylinder Block - 11021AA020 | Heritage Subaru, Owings Mills MD

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Engine Core Plug. Plug Cylinder Block.
This Fits Your Subaru WRX

Part Number: 11021AA020

-9Y. NO.1. NO.3. Plug that prevents the Engine Block or Cylinder Head from cracking in Case of freezing Coolant. Also used to Plug the casting holes from production.

PLUG-CYLINDER BLOCK Engine Core Plug

Fits WRX (2002 - 2019)

CYLINDER BLOCK

Full Diagram

Diagram CYLINDER BLOCK for your Subaru WRX

#11021*A

Required: 3

SYSTEM

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9808 Reisterstown Road, Owings Mills, MD, 21117

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