Octagonal sump
Off-center draw and return tube fuel assembly
Offset filter housing
Oil and gas mixing container
Oil and gas tubular joint filter
Oil container
Oil containment boom
Oil distributor
Oil extractor for vehicle engines
Oil filler cap extension
Oil filter
Oil filter adaptor for use with an internal combustion engine
Oil filter cannister
Oil filter head
Oil filter with pull tab for draining residual oil
Oil gauge fitting
Oil plug
Oil port for cars, trucks and boats
Oil recycling can
Oil separation plate support frame for water treatment tanks