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5 Gallon Case (Two Bottles) Mercury Premium Plus Oil


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5 Gallon Case (Two 2.5 Gallon Bottles) PREMIUM PLUS OUTBOARD OIL 858028K01

Extreme Protection: Mercury’s exclusive formulation protects today’s high-horsepower outboards.

Continued use of Mercury Premium Plus 2-Stroke Oil will:

  • Provide outstanding wear and corrosion protection.
  • Reduce carbon build-up in exhaust system.
  • Reduce harmful deposits in combustion chamber.
  • Help maintain peak engine performance and fuel economy.
  • Blended with highest quality ashless dispersants.
  • Meets all outboard and PWC manufacturers’ recommendations for use of TC-WII and TC-W3 oils in premix or oil-injected 2-stroke applications.

Provides warranty protection for Mercury, Marine, Force, Jet Drive and Spot Jet 2-Stroke Engines.

Meet the Mercury’s Fuel Treatments – Product Your Investment!

Improve the performance and longevity of your engine with Mercury trusted fuel care treatments.


Add Quickcare at every fill-up to:

  • Maximize engine performance
  • Help control corrosion, gum and varnish build-up and phase separation associated with ethanol-blended fuel.
  • Help control moisture and corrosion problems associated with non-ethanol fuel.
  • Clean up existing varnish and gum deposits from fuel lines, tanks, carburetors and injectors, intake valves and spark plugs.
  • Keep fuel fresh for up to twelve months.


Use Quickleen throughout the boating season to:

  • Quickly and thoroughly remove carbon deposits from carburetors and injectors, intake valves, spark plugs, piston crowns and cylinder heads.
  • Prevent engine knocking and piston seize-up.
  • Extend spark plug life.


Use Quickstor to fuel before storing your engine to:

  • Prevent regular and ethanol-blended fuel from breaking-down and oxidizing.
  • Keep fuel fresh for up to 2 years.
  • Prevent fuel system corrosion.
  • Prevent gum and varnish from forming in the fuel settling fuel lines and tanks, carburetors and injectors.
  • Keep injectors and carburetor lubricated.

Additional information

Weight40.0 lbs
Dimensions16 × 10 × 14 in



5 Gallon


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