Availability
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.
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$65.99
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$114.99
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
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$61.99
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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$79.99
$71.99
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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$54.99
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$89.24
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.
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$89.88
Lucas Synthetic Blend 2-Cycle Marine oil is specifically formulated to address the performance requirements of water-cooled 2-cycle outboards and personal watercraft. This lubricant is fortified with unique Lucas additive chemistry and an ashless detergent inhibitor package to minimize spark plug fouling, pre-ignition, and ring sticking. Mix ratio is 50:1 and is recommended for use in pre-mix or direct injection systems. The marine oil is available in quarts or gallons, individually or in larger set quantities. NMMA TC-W3 certified (RL-13125P)
Not Yet Reviewed
$106.99
On Sale
Quicksilver TDI Diesel Marine full synthetic engine is ideal for use in Mercury MerCruiser (TDI) Turbocharged Direct Injection diesel engines. This lubricant meets international ACEA C3 specifications and can be used in other marine or non-marine diesel engines. Available in multiple sizes.
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$71.99
$64.79
Klotz Synthetic Pure Estorlin Marine lubricant is a high-performance lubricant designed specifically for modern four-stroke recreational marine engines. It provides outstanding oxidation performance, detergency, and wear protection (especially around valvetrain components during start-up). The primary additive package contains powerful corrosion inhibitors to protect components from rust in severe marine environments. Additional boosters are added that include extreme pressure anti-wear chemistry and multifunctional friction modifiers to reduce oil temperatures. It also uses advanced polymers to improve piston ring sealing and optimize power and efficiency. Klotz Pure Estorlin Marine meets the performance requirements of NMMA FC-W and FC-W (CAT). It is available in several viscosity grades to suit specific operating requirements.
Not Yet Reviewed
$66.89
Sierra Marine FC-W synthetic blend engine oil is a 4-cycle oil blended with premium grade synthetic and mineral based stock. It is combined with superior-design additives formulated for the stress endured by sterndrive and inboard engines. Marine engines require routine maintenance, and changing of engine oil is critical to maintaining and extending their useful life. Choose the protection of Sierra Marine FC-W synthetic blend engine oil. Features include: * Superior corrosion protection * Advanced lubrication for reduction of wear to internal engine components * Outstanding friction reduction and wear protection * Removes thermal breakdown under high rpms, extreme temperatures, and loads * Extensively tested for outstanding performance
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$58.99
Maxima Marine Pro oil is a petroleum based 2-cycle oil that's specifically formulated for watercraft and outboard motor service. Its ashless additive system exceeds NMMA TC-W3 specs and API TC standards. It is an outstanding lubricant with enhanced rust and corrosion protection, anti-scuff/anti-wear protection, and special additives to prevent ring sticking and carbon formation. Additional features include: * Blends easily as a pre-mix or for use in oil injection systems * Special ashless detergents keep vital engine parts clean * Prevents piston and cylinder scuffing * Environmentally safe
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$50.99
On Sale
Inboard? Outboard? Whatever floats your boat, Valvoline Full Synthetic 4-Stroke Marine Motor Oil is proven to maximize engine life. Unlike automobile engines, 4-stroke marine motors face unique challenges from higher running speeds, seasonal use, and extreme operating environments that can lead to corrosion, excessive wear, and dirt deposits. This lubricant is optimized for performance and durability, providing 50 percent stronger wear protection and 8x better defense against rust than industry standards-all without compromising acceleration and horsepower. For peak performance, make sure your motor has the superior protection it demands. Valvoline oil is available in quarts and gallons, individually or in quantity sets.
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$66.99
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$118.99
$60.29
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$107.09
Lucas synthetic marine outboard engine oil is formulated especially for the harsh conditions of high-speed watercraft. It is long-lasting and safely blends with synthetic and non-synthetic oils. This engine oil is fortified with a special blend of synthetic additives that coat all moving parts to guard against rust and moisture during long periods of storage. The lubricant is also great when used to protect newer outboard engines using catalytic converters.
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$69.67
On Sale
Quicksilver 4-Stroke outboard engine oil kits provide everything you need for a complete, hassle-free oil change. These all-in-one solutions include Quicksilver Marine oil, a genuine Quicksilver oil filter, and drain plug gaskets (where applicable). These kits offer unmatched protection and reliability on the water. Quicksilver Engine Oil exceeds the rust protection requirements for NMMA certification while providing outstanding wear and corrosion protection to help extend engine life. Quicksilver Oil Change kits meet or exceed manufacturer's warranty requirements and using this product will not void manufacturer warranties. Key benefits: * All-in-one convenience: Each kit is tailored to your engine and includes the exact parts needed—no searching or second-guessing. * Exceptional protection: Quicksilver Engine Oil exceeds NMMA rust protection standards and offers superior wear and corrosion protection to help extend engine life. * Warranty backed confidence: Meets or exceeds all manufacturer requirements. Using Quicksilver oil and parts will not void your Mercury warranty. * Marine-grade quality: Built to withstand the harshest marine environments, delivering unmatched performance and engine longevity.
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$58.99
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$109.99
$53.09
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$98.99
Klotz synthetic SkiCraft TechniPlate TC-W3 lubricant is an ashless high-performance lubricant for two-stroke personal watercraft engines. Antioxidants and detergents mitigate high-temperature oxidation, deposit formation, and spark plug fouling. Dispersants reduce smoke generation. Surface-active anti-wear chemistry protects against bearing and piston ring wear. This formulation also contains powerful corrosion inhibitors to prevent rust in marine environments. Klotz SkiCraft Techniplate exceeds the performance requirements of NMMA TC-W3 and JASO FD. It is designed specifically for gasoline and can be used in pre-mixed or oil injected equipment.
Not Yet Reviewed
$63.99
Red Line Two-Stroke Watercraft Injection Oil is an ash-less, biodegradable lubricant for outboards, personal watercraft, and more. It's formulated for use where NMMA TC-W3 lubricants are recommended. This oil delivers more power and scuff and bearing protection than petroleum and other synthetics.
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$75.82
Maxima Oil Pro Gear Oil is full synthetic, ester-based gear oil offering unsurpassed performance and protection. Regenerative, synthetic polymers resist shearing, mechanical breakdown, and viscosity loss of the oil. The high-viscosity index (VI) formula offers consistent film thickness and performance over a greater operating temperature range. Pro Gear's technologically advanced formula increases horsepower and delivers superior anti-wear and extreme pressure protection from peak loads and elevated temperatures. Surface active chemistry delivers ultra-high film adhesion on gear faces, enabling higher load carrying capability and protecting critical gear interface areas and contact points. The fully formulated additive system contains anti-foam, rust, corrosion, and oxidation protection for high-stress conditions. Pro Gear is recommended for use in front and rear differentials, manual transmissions, and lower gear units of marine engines or anywhere API GL-5 gear oil is specified. Maxima Pro Gear oil is formulated with friction modifiers and is safe for use in hypoid gear systems.
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$63.99
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$98.99
Red Line synthetic motor oil is a unique formula designed to provide the highest protection, cleanliness, and superior drain intervals—with the lowest friction for your gasoline, diesel, motorcycle, or marine engine. Choose the viscosity best suited for your engine—and experience the performance and protection of Red Line synthetic motor oil. Features, benefits, and details include: * Fully-synthetic ester formula for passenger cars, light trucks, performance vehicles, and marine applications * Excellent wear protection and friction reduction across a wide range of operating conditions * High detergency allows extended drain intervals and provides increased cleanliness * Improved fuel economy and ring seal for more power * Superior high-temperature stability and oxidation resistance increases lubrication of hot metal, compared to other synthetics * High natural viscosity index (VI) provides thicker oil film in bearings and cams * Less evaporation than other synthetics for improved efficiency and ring seal * Blended with polyol ester base stocks that feature natural multi-grade properties, avoiding unnecessary additives that hinder lubricity * All products are completely compatible with other conventional and synthetic motor oils
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$65.62
These POR-15 cycle fuel tank repair kits have been designed for the special needs of bikes and other small fuel tanks, such as those in recreational vehicles, snowmobiles, outboards, generators, and much more. POR-15 cycle fuel tank repair kits include: * Marine Clean to remove gum, sludge, and varnish * Prep & Ready to remove rust and prepare tank for sealer * Fuel tank sealer creates a permanently sealed tank * Cloth patch for sealing large holes or reinforcing weak areas * Brush for applying patching system to exterior of tank * Detailed instructions
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$72.45
Klotz Synthetic Original TechniPlate lubricant is a high-performance lubricant designed for legacy two-stroke motorcycle, ATV, and marine engines. It can also be used with two-stroke and four-stroke glow engines that power radio-controlled aircraft. It is engineered specifically to prevent wear, mitigate internal deposits, and reduce smoke generation. Klotz Original Techniplate is ideally suited for use with alcohol or glow engine fuel. The product is intended for pre-mix only and is not recommended for oil injection systems.
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$71.89
ProCharger introduced the industry's first line of gear-driven superchargers with a self-contained lubrication system—and the cooler operation has produced astounding horsepower and torque gains. This premium synthetic supercharger oil is formulated specifically for high-speed applications, and is essential to maintain internal bearings and gears, as well as to keep your ProCharger warranty in force. For most superchargers, an oil change is recommended after the initial break-in (500 miles automotive, or 15 hours marine), and then at scheduled intervals. Consult the instructions for frequency and oil volume needed to service each unit. ProCharger supercharger oil is available in single bottles or multi-packs.
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$55.00
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$60.00
On Sale
Quicksilver Performance DFI Direct Fuel Injection Synthetic Blend 2-Stroke engine oil is recommended for use in DFI Mercury, Mariner, Optimax outboards, and DFI 2-cycle engines. It provides the maximum protection for OptiMax and DFI engines even under the most extreme operating conditions. This formula outperforms other oils by combining a carefully modified base stock blend with a synthetic additive package. It minimizes carbon build-up to help maintain engine top-end speed and acceleration, while offering superior lubrication for increased resistance to piston scuffing. DFI oil will mix with typical 2-stroke engine oils; and it provides warranty protection for Mercury and Mariner OptiMax and DFI outboards. Available in multiple sizes.
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$59.99
$53.99
Manufacturer Rebate
Run your business confidently with Mobil Delvac 1300 Super motor oil—an advanced diesel formula that helps extend engine life. These products meet or exceed OE requirements and deliver high performance in both on- and off-highway applications. Fully backward compatible, they deliver exceptional performance in both newer and older heavy-duty engine designs. Accordingly, it meets or exceeds the requirements of API CK-4, CJ-4, CI-4 PLUS, CI-4, and CH-4 service categories, as well as key factory requirements. Mobil Delvac 1300 Super oils are universal—meaning they may also be used in gasoline engines requiring the API SN specification. This oil is a tailored formulation that delivers excellent wear and engine protection, extended drain capability, plus outstanding high temperature performance and engine cleanliness. Developed in close collaboration with major OEMs, Mobil Delvac 1300 Super is recommended for use in a wide range of heavy-duty applications and operating environments (trucking, mining, construction, agricultural, marine, etc.). Order the weight(s) best suited for your application.
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$79.99
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$94.99
Driven Racing Oil HR3 synthetic high performance motor oil provides excellent protection for blown marine engines and air-cooled engines. Using oil additive technology developed for the US military's combat equipment, this oil's high zinc content delivers proper anti-wear protection for older-style pushrod and flat-tappet engines. The same chemistry that's found in Driven Racing Oil HR3 synthetic formula provides improved cold-start protection compared to mineral oils.
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$87.54
Klotz Synthetic outboard TechniPlate TC-W3 lubricant is an ashless high-performance lubricant for two-stroke outboard marine engines. Antioxidants and detergents mitigate high-temperature oxidation, deposit formation, and spark plug fouling. Dispersants reduce smoke generation. Surface-active antiwear chemistry protects against bearing and piston ring wear. This formulation also contains powerful corrosion inhibitors to prevent rust in marine environments. Klotz Outboard Techniplate exceeds the performance requirements of NMMA TC-W3 and JASO FD. It is designed specifically for gasoline and can be used in pre-mixed, oil injected, and DFI equipment.
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$67.39
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