Engine Core Plug. Engine Expansion Plug. Engine Freeze Plug. Engine Welch Plug.

Part Number: 11021AA170

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 Legacy, Outback, Tribeca

Diagram CYLINDER BLOCK for your 2025 Subaru Outback  R Touring
#11021A
Required: 3
SYSTEM '00MY-'04MY
Diagram CYLINDER BLOCK for your 2025 Subaru Outback  R Touring
#11021A
Required: 3
SYSTEM
Diagram CYLINDER BLOCK for your 2025 Subaru Outback  R Touring
#11021A
Required: 3
SYSTEM

Van Subaru

90 NW Vivion Rd., Kansas City, MO, 64118

Policies & Information

Accepted Payments
Visa MasterCard Discover American Express