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4 Stroke Oil

8999
      • Quicksilver Conventional 25w-40 Engine Oil
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        Quicksilver Conventional 25w-40 Engine Oil

        List Price: $12.79
        Starting At: $11.12

        Quicksilver Conventional 25w-40 Marine Inboard & Sterndrive Engine Oil This superior 24w-40 marine engine oil has been specifically formulated and developed to meet the needs of high-output sterndrive and inboard engines...

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      • Mercury Marine 40/50/60 HP 4-Stroke EFI Oil Change Kit
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        Mercury 8M0081916 Marine 40/50/60 hp 4-Stroke EFI Oil Change Kit

        List Price: $59.49
        Starting At: $51.49

        Mercury 8M0081916 Marine 40/50/60 HP 4-Stroke EFI Oil Change Kit Mercury 25W-40 Marine Engine Oil features high-tech, advanced anti-wear additives that provide up to 35% better camshaft wear protection. Additionally, this formula offers the...

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      • Quicksilver 10W-30 4-Stroke Outboard Oil - Quart
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        Quicksilver 10W-30 4-Stroke Outboard Oil - Quart

        List Price: $13.44
        Starting At: $11.20

        Quicksilver 10W-30 4-Stroke Outboard Oil - Quarts Specifically formulated for use with all 4-stroke outboards that require FC-W Certified, SAE 10W-30 oil. Premium-grade base stock and special additives make for a superior-grade oil. Contains...

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      • Mercury 8M0107510 Marine 2.1L 75/90/115 HP 4-Stroke Oil Change Kit
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        Mercury 2.1L 75/90/115 HP 4-Stroke Oil Change Kit 8M0107510

        List Price: $84.49
        Starting At: $73.49

        Mercury 2.1L 75/90/115 HP 4-Stroke Oil Change Kit 8M0107510 This Mercury oil change kit contains Mercury SAE 10W-30 Marine Engine Oil which features high-tech, anti-wear additives to provide over 30% better camshaft wear protection and greater...

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      • Quicksilver Synthetic Blend Sterndrive Inboard Oil
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        Quicksilver Synthetic Blend Sterndrive Inboard Oil

        List Price: $15.70
        Starting At: $13.65

        Quicksilver 25W-40 Synthetic Blend Sterndrive Inboard Oil Maintaining your engine's health is a vital part of engine maintenance, the synthetic blend by Quicksilver is a great option for reducing friction and preventing damages. This Quicksilver...

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      • Sierra 25W-40 Synthetic Blend Engine Oil
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        Sierra 25W-40 Synthetic Blend Engine Oil

        List Price: $12.64
        Starting At: $10.99

        Sierra 25W-40 Synthetic Blend Engine Oil Sierra 4-Stroke 25W-40 Engine Oil is blended with premium grade synthetic and mineral based stock combined with superior designed additives formulated for the stress endured by sterndrive and inboard engines...

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      • Mercury Marine 15/20 hp 4-Stroke Oil Change Kit
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        Mercury 8M0081914 15/20 hp 4-Stroke Oil Change Kit

        List Price: $31.99
        Starting At: $27.99

        Mercury 8M0081914 15/20 hp 4-Stroke Oil Change Kit Mercury oil change kits contain industry-leading Mercury 25W-40 Marine Engine Oil. Over five years of engineering and development went into the exclusive Flagship Protection formula which features a...

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      • Sierra Synthetic Blend 25W-40 Catalyst Engine Oil
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        Sierra Synthetic Blend 25W-40 Catalyst Engine Oil

        List Price: $10.91
        Starting At: $9.49

        Sierra Synthetic Blend 25W-40 Catalyst-Compatible Marine Engine Oil This Sierra Synthetic Blend Engine Oil meets modern recreational 4-stroke engines with or without emission catalyst systems.  Features: Minimizes corrosion that is formed...

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      • Sierra 10W30 4-Stroke Outboard Oil
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        Sierra 10W30 4-Stroke Outboard Oil

        List Price: $10.91
        Starting At: $9.49

        10W30 4-Stroke Outboard Oil by Sierra ENGINE OIL is a highly refined petroleum product formulated with premium base stock and highly refined additives. Specifically formulated to meet or exceed the tough requirements of the Marine 4-Stroke motor...

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      • Johnson/Evinrude Ultra 4-Stroke Oil - Qt
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        Johnson/Evinrude Ultra 4-Stroke Synthetic Oil - Qt

        List Price: $27.49
        Starting At: $17.49

        Johnson/Evinrude 0764365 Ultra 4-Stroke Synthetic Blend Oil - Quart Johnson/Evinrude's Ultra 4-Stroke Oil is specially formulated to fit the needs of all 4-stroke outboards, even in the harshest marine environments. This oil is ideal for high load...

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      • Mercury 25W-40 Conventional 4-Stroke Marine Engine Oil Quart
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        Mercury 25W-40 Conventional 4-Stroke Marine Engine Oil

        List Price: $12.80
        Starting At: $11.13

        Mercury 25W-40 Conventional 4-Stroke Marine Engine Oil Maintain peak engine performance and reliability with Mercury 24W-40 Marine Engine Oil. This oil outperforms automotive oils in marine applications because of its specialized additive package...

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      • Mercury 25W50 Synthetic Blend Outboard Oil
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        Mercury 25W50 Synthetic Blend Outboard Oil

        List Price: $18.99
        Starting At: $16.99

        Mercury 25W-50 Synthetic Blend Outboard Oil 25W50 oil is often recommended for engines used in racing. This high performance oil provides maximum lubrication for your marine engine. This oil maintains viscosity under the most extreme operating...

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      • Mercury Marine 25/30 hp 4-Stroke EFI Oil Change Kit
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        Mercury 8M0081915 25/30 hp 4-Stroke EFI Oil Change Kit

        List Price: $45.49
        Starting At: $39.49

        Mercury 8M0081915 25/30 hp 4-Stroke EFI Oil Change Kit Mercury oil change kits contain industry-leading Mercury 25W-40 Marine Engine Oil. Over five years of engineering and development went into the exclusive Flagship Protection formula which features a...

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      • Mercury Marine 75/90/115 hp 4-Stroke EFI Oil Change Kit
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        Mercury 8M0081917 4-Stroke EFI Oil Change Kit 75/90/115 hp

        List Price: $92.99
        Starting At: $80.99

        Mercury 8M0081917 4-Stroke EFI Oil Change Kit 75/90/115 hp Mercury oil change kits contain industry-leading Mercury 25W-40 Marine Engine Oil. Over five years of engineering and development went into the exclusive Flagship Protection formula which...

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      • Yamalube 10W-30 4 Stroke Engine Oil - Quart - Front
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        Yamalube 10W-30 4 Stroke Engine Oil

        List Price: $10.91
        Starting At: $9.49

        Yamalube 4M FourStroke Outboard Oil 10W-30 Yamalube 10W-30 is designed for maintaining viscosity in 4 stroke outboard engines in marine environments. NMMA FC-W certified, this oil features rust inhibitors that helps keep you moving smoothly and...

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      • Sierra 25W-40 Catalyst Engine Oil
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        Sierra 25W-40 Catalyst Engine Oil

        List Price: $10.91
        Starting At: $9.49

        Sierra Premium Blend 25W-40 Catalyst-Compatible Marine Engine Oil This Sierra Premium Blend Engine Oil meets modern recreational 4-stroke engines with or without emission catalyst systems. Sierra 25W-40 is approved for all 4-stroke applications...

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      • Sierra 25W-40 Conventional Engine Oil
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        Sierra 25W-40 Conventional Engine Oil

        List Price: $11.49
        Starting At: $9.99

        Sierra Marine 25W-40 4-Stroke Sterndrive Conventional Engine Oil 25W-40 4 STROKE MARINE STERN DRIVE ENGINE OIL has been formulated to provide excellent lubrication and corrosion protection. Stern drive and inboard engines operate under high load and...

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      • Yamalube 5W-30 Synthetic 4 Stroke Engine Oil - Quart Front
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        Yamalube 5W-30 Synthetic 4 Stroke Engine Oil

        List Price: $16.99
        Starting At: $14.49

        Yamalube 4M Synthetic 4 Stroke Engine Oil 5W-30 Yamalube 5W-30 is a fully synthetic FC-W NMMA certified marine oil designed for 4 stroke engines. This high performance oil is designed to help push your performance by increasing lubrication and...

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      • Quicksilver 25W-50 Synthetic Blend 4-Stroke Marine Oil
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        Quicksilver 25W-50 Synthetic Blend 4-Stroke Marine Oil

        List Price: $64.25
        Starting At: $53.54

        Quicksilver 25W-50 Synthetic Blend 4-Stroke Marine Oil 92-8M0053664 The Quicksilver 25W-50 Synthetic Blend Oil is recommended for engines used in high performance applications. This oil provides maximum lubrication for your marine engine while also...

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      • Quicksilver Mercury 40/50/60 HP EFI 4-Stroke Oil Change Kit
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        Quicksilver Mercury 40/50/60 HP EFI 4-Stroke Oil Change Kit

        List Price: $59.49
        Starting At: $51.49

        Quicksilver Mercury 40/50/60 HP EFI 4-Stroke Oil Change Kit The Quicksilver Mercury 40/50/60 HP EFI 4-Stroke Oil Change Kit has everything you need for your boat's routine oil change. This kit includes one liter of Quicksilver 25W-40 engine oil, an oil...

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      4 Stroke Marine Oil

      A quality 4 stroke marine oil is an integral part of protecting and maintaining your engine. We stock a wide variety of 4 stroke oils including OEM oil like Mercury and Yamalube, as well as aftermarket oil from Sierra and Quicksilver. Additionally, we offer conventional, synthetic, and synthetic blend oils to best suit your application.

      4 Stroke oil lubricates and protects internal engine components from corrosion and wear. Viscosity, corrosion protection, and sludge protection are some of the important features found in premium 4 stroke marine oil.

      Maintain your engine’s performance and reliability with quality 4 stroke marine oil from Wholesale Marine. We offer the lowest prices and same-day shipping on everything you need to maintain your boat’s engine. If you’re unsure which oil is best for your boat, give us a call. Our customer service team is available Monday through Friday, 9AM to 4:30 PM EST at 1-877-388-2628.