Motor Oil 4-Stroke Outboard Oil

Sierra Oil-20W40 FCW O/B Qt 18-9450-2Developed to replace the 10W-30 in warmer climatesMeets or exceeds OE specifications for Outboard OilAdvanced additive package to prevent rust and corrosion;...

Sierra 94002 Oil-25W40 FCW I/O-I/B, Qt. - 18-9400-2Formulated to provided excellent lubrication and corrosion protection. Developed for the marine environment and outperforms automotive engine oils...

Sierra 1894402 25W40 FCW Synthetic Blend I/O Oil, Qt.This 4-cycle oil is blended with premium grade synthetic and mineral based stock combined with superior designed additives formulated for the...

Sierra 94102 30 Wt. Full Synthetic 4-Cycle Marine Engine Oil, Qt. - 18-9410-2A special blend of synthetic base oil and a balanced additive system that exceeds the FC-W requirements for marine engine...

Sierra 9400CAT2 4-Cycle Stern Drive Engine Oil, 25W40 FCW, Qt. - 18-9400CAT-2Sierra NMMA FC-W Catalyst Compatible Oils have been specifically designed to meet the unique requirements of modern...

Sierra 9420CAT2 4-Stroke Mineral Forumulation Marine Outboard Engine Oil, 10W-30, Qt. - 18-9420CAT-2A highly refined petroleum product formulated with premium base stock and highly refined additives...

Sierra 94202 10W30 FCW 4Stroke Outboard Oil, Qt - 18-9420-2Specifically formulated to meet or exceed the tough requirements of the Marine 4-Stroke motor manufacturers, Mercury, Yamaha,...

Sierra 94203 10W30 FCW 4Stroke Outboard Oil, Gal. - 18-9420-3Specifically formulated to meet or exceed the tough requirements of the Marine 4-Stroke motor manufacturers, Mercury, Yamaha,...

Sierra 94207 10W30 FCW 4Stroke Outboard Oil, 55 Gal. Drum - 18-9420-7Specifically formulated to meet or exceed the tough requirements of the Marine 4-Stroke motor manufacturers, Mercury, Yamaha,...

Sierra 96902 10W30 FCW Synthetic Oil, Qt - 18-9690-2Formulated specifically for 4-stroke outboard and sterndrive engine technology. A special blend of synthetic base oil and a balanced additive...

Sierra 96903 10W30 FCW Synthetic Oil, Gal. - 18-9690-3Formulated specifically for 4-stroke outboard and sterndrive engine technology. A special blend of synthetic base oil and a balanced additive...

Sierra 95512 10W40 FCW 4-Cycle Outboard Synthetic Blend Oil, Qt. - 18-9551-2NMMA FC-W / API SL oils for use in all outboard and inboard applications without a catalytic converter. These oils provide...

Sierra 9440CAT2 Synthetic Blend 4-Cycle Inboard-Sterndrive Engine Oil, 25W-40 FC-W, Qt. - 18-9440CAT-2A special blend specifically designed to meet the unique requirements of modern 4-stroke...

Starbrite 28255 Super Premium Synthetic Blend 4 Stroke Oil ,10W-40, 55 gallon - 028255Meets or exceeds the rigorous NMMA FC-W certification criteria, ensuring optimal viscosity, excellent...

Starbrite 29800 Star Tron 4-Stroke Mineral Marine Engine Oil 20W-40, 1 Gallon - 029800NMeets FC-W® Catalyst Compatible Specifications and is designed for use in Honda, Suzuki, Johnson, Nissan,...

Starbrite 29100 Star Tron 4-Stroke Synthetic Blend Marine Engine Oil, Synthetic Blend 25W-50, 1 Gallon - 029100NDesigned for demanding marine environments, it provides rust and wear protection, helps...

Starbrite 28300 Super Premium 4 Stroke Oil, 25W-40, 1 gallon - 028300Provides optimal viscosity and engine cleanliness for high-performance marine engines. Designed for outboards, gasoline inboards,...