# 2. 3.0 LITER TURBO. Oil filter hsng o-ring. PartQualifier: # 2. A circular disk covered in rubber or plastic with a hole in the center where the edge is sometimes tensioned by a spRing that prevents fluid from leaking at the Engine Oil Filter Housing. Engine Oil Filter Adapter Seal. Engine Oil Filter Housing Cover O-Ring. Engine Oil Filter Housing O-Ring. Adapter Seal. Cover O -. hsng o -. Included with: Filter Housing, Oil Filter Housing, Oil Filter hsng Part cannot be reused/reinstalled.