High performance lubricant that has been manufactured and designed to meet and exceed all (Domestic & Import) engine manufacturers warranties. Exceeds JASO, ISO, API and NMMA, for advanced generation ... More Details

High performance lubricant specifically designed to meet the needs of today's high-tech direct injected engines. A semi-synthetic oil that will protect your engine in the most demanding marine conditi... More Details

NMMA FC-W / API SL oils for use in all outboard and inboard applications without a catalytic converter. These oils provide superior protection to marine engines. Provides the additional protection fro... More Details

NMMA FC-W / API SL oils for use in all outboard and inboard applications without a catalytic converter. These oils provide superior protection to marine engines. Provides the additional protection fro... More Details

Specifically formulated for the heavy duty inboard marine market, including cruisers and towboats calling for a 15W-40. Premium base stocks and additive package ingredients places Sierra Heavy Duty at... More Details

Specifically formulated for the heavy duty inboard marine market, including cruisers and towboats calling for a 15W-40. Premium base stocks and additive package ingredients places Sierra Heavy Duty at... More Details

Recommended for all general marine applications requiring a GL-5 class lubricant. Ideal for replacing all old hypoid 90 application needs. Formulated for use in freshwater or saltwater conditions. Red... More Details

Recommended for all general marine applications requiring a GL-5 class lubricant. Ideal for replacing all old hypoid 90 application needs. Formulated for use in freshwater or saltwater conditions. Red... More Details

Recommended for all general marine applications requiring a GL-5 class lubricant. Ideal for replacing all old hypoid 90 application needs. Formulated for use in freshwater or saltwater conditions. Red... More Details

Reduces operating friction for increased performance and protection of gears, bearings, and other gear case components. Recommended for use in high performance and highload operating conditions in bot... More Details

Reduces operating friction for increased performance and protection of gears, bearings, and other gear case components. Recommended for use in high performance and highload operating conditions in bot... More Details

Reduces operating friction for increased performance and protection of gears, bearings, and other gear case components. Recommended for use in high performance and highload operating conditions in bot... More Details

Synthetic Gear Lube is specifically formulated to optimize gear life by reducing friction and providing superior wear protection in severe operating conditions. The unique synthetic formulation is she... More Details

Synthetic Gear Lube is specifically formulated to optimize gear life by reducing friction and providing superior wear protection in severe operating conditions. The unique synthetic formulation is she... More Details

Formulated specifically for 4-stroke outboard and sterndrive engine technology. A special blend of synthetic base oil and a balanced additive system that exceeds the FC-W requirements for the marine e... More Details

Formulated specifically for 4-stroke outboard and sterndrive engine technology. A special blend of synthetic base oil and a balanced additive system that exceeds the FC-W requirements for the marine e... More Details

Meets or exceeds OEM specifications for maximum durability and long life. Positive displacement gerotor pump features a carbon commutator for reduced amp draw and RFI. Part #:47-97302Manufacturer:SIER... More Details

Meets or exceeds OEM specifications for maximum durability and long life. Positive displacement gerotor pump features a carbon commutator for reduced amp draw and RFI. Part #:47-97306Manufacturer:SIER... More Details

UV Stabilized plastic flange Hides all engine cables and fuel line while allowing easy access to the primer bulbApplication: Outboard EnginesComplies with ABYC - NMMA Specs Part #:47-9762Manufacturer:... More Details

UV Stabilized plastic flange Hides all engine cables and fuel line while allowing easy access to the primer bulbComplies with ABYC - NMMA SpecsSplit Design on Union Allows Installation on Pre-Rigged B... More Details

UV Stabilized plastic flange Hides all engine cables and fuel line while allowing easy access to the primer bulbComplies with ABYC - NMMA SpecsSplit Design on Union Allows Installation on Pre-Rigged B... More Details

Includes adapters for all major outboard engine manufacturers. Premium construction with aluminum fittings for long life. Universal gear lube pump for use with standard or wide mouth bottles. Replaces... More Details

Used to replace screw-on type canister oil and fuel filtersFormed metal tool with pivoting handle and tempered metal band for superior strength and durability Part #:47-9789Manufacturer:SIERRAManufact... More Details

Used to replace screw-on type canister oil and fuel filtersFormed metal tool with pivoting handle and tempered metal band for superior strength and durability Part #:47-9790Manufacturer:SIERRAManufact... More Details

Engineered with premium grade materials that excel in the extreme marine environment. Tested to meet or exceed OEM specifications for fit, form, and function. Part #:47-99160Manufacturer:SIERRAManufac... More Details