Engines and Components› Cylinder Heads and Components

Subaru

Expansion Plug

$7.38

SKU: 11021AA190

In Stock
In Stock
Ships by Aug 4
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Subaru expansion plug (part number 11021AA190) is a genuine OEM component specifically manufactured for 2024-2025 Subaru models. This ensures a perfect fit and seamless integration with your vehicle's existing systems. Colorado Subaru Parts and Subaru of Richmond Parts both offer this expansion plug, highlighting its availability as a direct replacement part. SubaruParts.WorldOEMParts.com also lists it as a Cylinder Block Plug. This expansion plug is designed to be a direct fit for a wide range of 2024-2025 Subaru vehicles, including the Impreza, Crosstrek, Outback, Forester, Legacy, WRX, Ascent, and Solterra. Colorado Subaru Parts guarantees fitment when a VIN is entered. It is also backed by a manufacturer warranty, typically a minimum of 12 months.

Fitment

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Specifications

BrandSubaru
Part Number11021AA190
CategoryEngines and Components

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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