Oils, Fluids & Sealer
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There’s nothing more important to the performance of your vehicle’s vital systems than the proper oil and fluids. So whether you’re maintaining your daily driver or...
There’s nothing more important to the performance of your vehicle’s vital systems than the proper oil and fluids. So whether you’re maintaining your daily driver or pushing a top fuel dragster to its limits, we have the conventional, blended, and fully synthetic oil you need to minimize the damaging effects of heat and friction. And we have more than oil—get the coolant, transmission fluid, gear oil, brake fluid, and octane-boosting fuel system additives that help your vehicle run stronger longer, plus the sealers, gasket makers, and epoxy you need to ensure a leak-free seal and efficient operation.
There’s nothing more important to the performance of your vehicle’s vital systems than the proper oil and fluids. So whether you’re maintaining your daily driver or pushing a top fuel dragster to its limits, we have the conventional, blended, and fully synthetic oil you need to minimize the damaging effects of heat and friction. And we have more than oil—get the coolant, transmission fluid, gear oil, brake fluid, and octane-boosting fuel system additives that help your vehicle run stronger longer, plus the sealers, gasket makers, and epoxy you need to ensure a leak-free seal and efficient operation.
On Sale
Quicksilver 4-Stroke Marine Synthetic Blend Engine Oil is essential in reducing friction and preventing damage to internal components, providing many years of engine life. Engineered for sterndrive and outboard applications, this heavy-duty lubricant has been extensively tested to ensure impressive protection against corrosion and wear. It exceeds all marine industry 4-stroke oil requirements, including FC-W and FC-W Catalyst Compatible. The oil is available in multiple weights and volume/sizes. Additional details: * Designed for use with all 4-stroke marine engines * Offers outstanding strength and viscosity retention * Most recommended OEM marine engine oil * Provides warranty protection for Mercury MerCruiser engines * This oil will not damage emission systems and can be used in any marine engine equipped with or without a catalytic converter
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$12.99
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$41.99
$11.69
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$37.79
Driven Racing Oil MR50 is high performance marine oil with the extra that your engine needs. MR50 performance motor oil is more than extra anti-wear protection--it's a defense against moisture! Driven Racing Oil motor oil blends an advanced synthetic formula with a high zinc content, plus rust and corrosion inhibitors, to deliver the right protection for your high-output marine engine for both boating season and winter storage. Protect aggressive cam profiles, guard against rust, and defend against ethanol blended fuel with the right oil--Driven Racing Oil MR50 marine high performance oil.
( 4 )
$14.98
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$179.76
On Sale
Quicksilver High Performance 4-Stroke Marine engine oil is recommended for use in Mercury Verado and other high performance marine engines. The SAE 25-W50 weight oil provides outstanding wear and corrosion protection to help extend engine life. This lubricant meets or exceeds all marine engine manufacturer's warranty requirements and recommendations for use of an FC-W marine engine oil. It maintains its viscosity, protects against varnish buildup and sludge formation, and exceeds the rust protection requirements for NMMA certification. Available in multiple sizes. See your owner's manual or service manual for specific applications and instructions.
Not Yet Reviewed
$20.99
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$46.99
$18.89
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$42.29
On Sale
Quicksilver 4-Stroke Marine Engine Oil is mineral-based and recommended for use in all 4-stroke marine outboard, stern drive, and inboard engines. Available in a variety of weights, this lubricant meets or exceeds all marine engine manufacturer's warranty requirements and recommendations for use of an FC-W marine engine oil. It maintains its viscosity, protects against varnish buildup and sludge formation, and exceeds the rust protection requirements for NMMA certification. See your owner's manual or service manual for specific applications and instructions. * Provides outstanding wear and corrosion protection to help extend engine life * Industry-leading strength and viscosity retention * Eliminates thermal breakdown under extreme RPM * Available in numerous volume/sizes
Not Yet Reviewed
$9.99
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$37.99
$8.99
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$34.19
On Sale
Clean oil is essential in reducing friction and preventing damage to internal components, providing many years of engine life. Engineered for sterndrive and outboard lower units, Quicksilver High Performance marine gear lube has been extensively tested to ensure impressive protection against corrosion and wear, and it is specifically formulated to help prevent failures due to water entering the gear housing. Available in different volumes, select the amount needed.
Not Yet Reviewed
$9.99
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$148.99
$8.99
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$134.09
Sierra Marine engine oil is available in several formulas to lubricate your outboard or inboard stern drive engines. All supply excellent friction, anti-wear, and corrosion properties to protect your marine engine. Select the engine oil type that is recommended for your specific application needs.
Not Yet Reviewed
$7.99
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$1,539.99
Whether you are doing repair work, full replacements, or a new build, Sierra Marine bellows adhesive helps you get it done right the first time. It is designed to securely seal both universal and exhaust bellows, providing resistance to gasoline, grease, oil, and water. Get the products that keep you moving when you order Sierra Marine bellows adhesive.
Not Yet Reviewed
$19.99
Sierra Marine offers engine oil change kits for a variety of applications, including watercraft models from Yamaha, Mercury, Volvo Penta, and Suzuki. The lubricants are offered in semi-synthetic, full-synthetic, and premium blends; and canister or cartridge style filters are included. See Notes for complete kit contents. The oil is available in different weights and volumes. Order the formulation recommended for your engine.
Not Yet Reviewed
$30.99
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$121.99
Sierra Marine FC-W full synthetic engine oil is a special blend of synthetic base oils and a balanced additive system that exceeds the FC-W requirements for marine engine oil. Recommended for both gasoline and diesel inboard and sterndrive engines, this Sierra engine oil offers fast lubrication and superior engine protection during startups, operation, and storage. Features include: * Reduces friction and wear for extended engine life * Longer lubrication effectiveness than mineral oils * Reduces oil consumption and improves fuel economy * Oils are NMMA FC-W certified and API-CF/SL
( 2 )
$14.99
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$61.99
Sierra Marine high performance synthetic blend lower unit gear lube oil is specifically formulated for high performance, large horsepower marine drive systems. This marine formulation reduces operating friction for increased performance, while protecting gears, bearings, and other gear case components. For use in both outboard and I/O lower units, Sierra Marine synthetic blend lower unit gear lube is designed to surpass the performance of the OE high performance gear lubricants.
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$9.99
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$601.99
Sierra Marine FC-W semi-synthetic engine oil is blended for superior protection under high loads and operating stress. Marine engines require routine maintenance, and changing the engine oil is critical to maintaining and extending their useful life. This Sierra Marine FC-W synthetic blend engine oil is available in different weights and volumes to service many engines from Suzuki to your supercharged Mercury Verado.
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$9.99
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$649.99
Sierra Marine full synthetic gear lube oil is formulated to optimize gear life and resist oxidation. This oil reduces friction and provides superior wear protection in severe operating conditions, while the unique synthetic formulation is shear stable and resists oxidation. This ensures high performance over a wide range of ambient operating temperatures. Sierra Marine full synthetic gear lube oil is available in different sizes to meet your needs and budget.
Not Yet Reviewed
$17.99
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$292.99
On Sale
Quicksilver Extreme Performance marine gear lube is for use in outboard and sterndrive racing applications, as well as in high performance gearcases used in marine, powersports, and motorsports applications. The formula provides maximum protection against wear. Available in different volumes, select the amount needed. Features: * Tackifiers and pressure additives improve oil film adhesion and protect against excessive wear * Helps prevent horsepower loss and won't break down when gears reach high temperatures * Advanced emulsifiers protect gears if water enters the gear housing
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$26.99
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$79.99
$24.29
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$71.99
Lucas extreme duty marine engine oil lowers oil temperatures, extends oil life, and minimizes metal fatigue. Designed for use in high performance boats requiring the ultimate protection, Lucas extreme duty marine engine oil is manufactured with the highest quality paraffinic base oils and is fortified with a formula containing high levels of zinc, moly, and phosphorus. The oil improves the film strength between the cylinder wall and piston rings and slows oil burning, while improving pressure levels in worn engines. It has good cold temperature properties, stands up to high operating temperatures, and is compatible with methanol and all racing fuels. Lubricate your marine engine for most severe conditions with tougher, thicker oil offering maximum protection--Lucas extreme duty marine engine oil.
Not Yet Reviewed
$12.99
Liqui Moly Marine 4T Motor Oil is high performance blend formulated with specific synthetic marine additives. It provides a stable lubricating film and best wear protection in the most extreme conditions. The oil maintains engine rubber seals for lowest possible oil consumption. This product is designed for 4-stroke gasoline engines, where an oil according to current product specifications is required or recommended. It is safe with catalytic converters and turbochargers. (Observe the manufacturer's instructions!) Marine 4T Motor Oil is available in a variety of weights, API approvals, and volume options. * Outstanding corrosion protection * Ideal with catalytic converters * Optimum oil pressure under all operating conditions * Stable to aging and stable viscosity * Outstanding oil film strength
Not Yet Reviewed
$9.99
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$153.99
Sierra Marine eGuard ethanol treatment stabilizes E10 gasoline for up to 12 months and prevents fuel system corrosion from water attracted by E10 fuels. eGuard contains a non-alcohol water remover that helps reduce the chance of phase separation. It also cleans your entire fuel system and improves performance. Prevent gum and varnish formation for optimum performance and quick starts with Sierra Marine eGuard ethanol treatment. Product features: * Bottled in easy-to-use precision measuring package * Safe for use in all gasoline-powered engines, including generators and outdoor equipment * Safe for use in both 2- and 4-cycle engines * Mix ratio: 1 oz. per 10 gal. * Available in several sizes
Not Yet Reviewed
$19.99
Sierra Marine Premium lower unit gear lube oil is formulated for marine drive systems. This marine gear lube reduces friction and protects gears, bearings, and other gear case components. Sierra Marine Premium lower unit gear lube oil is available for purchase in many different quantities. Features include: * 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 and all standard marine applications
Not Yet Reviewed
$6.99
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$184.99
Lucas marine sterndrive inboard engine oil is designed to improve wear protection and increase catalyst life in newer inboards using catalytic converters. It also meets or exceeds NMMA FC-W (CAT) performance. This oil can be used in automotive applications where API SM oils are called for, and on applications in 4-stroke outboards and 4-stroke personal watercraft. Lucas sterndrive inboard engine oil is fortified with special synthetic additives which coat all moving parts to guard against rust, corrosion, and moisture during long storage periods.
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$7.99
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$40.79
Sierra Marine fuel testers let you know how much alcohol is in your gasoline. Just fill up the test tube with water to the line indicated, then add a sample of your gasoline up to the next line—and shake. You will get a reliable indication of the alcohol content. Testers enable you to select the best fuel for the best watercraft performance.
Not Yet Reviewed
$13.99
Sierra Marine FC-W 4-stroke sterndrive engine oil has been formulated to provide excellent lubrication and corrosion protection. Stern drive and inboard engines operate under high-load and running stresses. This oil is developed for the marine environment and will out-perform standard 4-cycle automotive engine oils. It offers excellent detergency, anti-oxidants, anti-wear, and corrosion protection. Your engine will benefit with reduced wear to the internal components, protection of internal parts from corrosion, cleaner pistons, and prevention of ring sticking. Sierra Marine FC-W 4-stroke sterndrive engine oil also offers excellent low-temperature operating properties.
Not Yet Reviewed
$8.99
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$44.99
Sierra Marine lithium spray grease is an easy-to-use multi-purpose aerosol lubricant for marine applications. It's ideal for lubricating shift components and other applications where a light grease lubricant is required. Engineered for marine environments, lithium spray grease is water- and heat-resistant, and also helps to prevent corrosion. The longevity and appearance of your boat depend on the products used for its maintenance. Sierra Marine offers an extensive lineup to service your watercraft.
Not Yet Reviewed
$10.99
Sierra Marine Prime Line Powersport engine oil is an off-road formulation suitable for ATV, UTV, and dirt bike applications. The high performance full synthetic blend is designed for use in wet clutch applications and air-cooled engines. It's formulated with premium performance additives to prevent rusting that's prevalent in recreation vehicles. Available in multiple weight/viscosities and volume sizes, the engine oil meets API SM and JASO MA specifications.
Not Yet Reviewed
$12.99
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$41.99
Lucas M8 synthetic marine gear oil is a pure synthetic long-lasting lubricant designed especially for watercraft applications. The formula contains seal conditioners and an exclusive blend of synthetic additives that protect from rust and wear caused by both fresh water and salt water during long periods of storage. Lucas M8 gear oil also features anti-foaming agents to prevent cavitation at high RPM's, with extreme friction reducer to safeguard your marine investment.
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$10.99
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$229.99
Sierra Marine's multi-mix 2-cycle oil features a high-quality, advanced formula for superior performance in high-speed air-cooled engines. One bottle mixed with one gallon of gasoline provides adequate lubrication for most 2-stroke equipment. This multi-mix 2-cycle oil contains fuel stabilizer to protect fuel mix against varnish and gum for up to 6 months after mixing. Enhance the efficiency of your vessel and help protect your engine and equipment with Sierra Marine's wide assortment of premium oils and lubes.
Not Yet Reviewed
$2.99
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