The Torque Solution oil galley plug adapter for Subaru EJ20/EJ25 converts M18-1.5 to 1/8 NPT to accommodate different sensor or plumbing needs on those engines. It is presented as a direct adapter for the specified Subaru EJ series applications, intended to provide a clean, compatible thread transition where required in oil galley or sensor installations.
Torque Solution Oil Galley Plug: Subaru EJ20/EJ25 M18-1.5 to 1/8NPT Adapter