Buy OEM Subaru Part # 11024AA260. Engine Core Plug. Plug Main GALLERY. Cylinder block. BLOCK, Casting, Coolant

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-MAIN GALLERY Engine Core Plug

Fits Impreza, Outback, STI, WRX