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Fuel Filters

      Fuel Filters Product Listings

      • Mercury - Mercruiser 35-8M6002390 Fuel Filter
        $96.99
        $84.99

        Mercury - Mercruiser 35-8M6002390 Fuel Filter Genuine OEM Mercury-Mercruiser part. Appliaction: TDI 4.2L 370 MCM - CMC000200 & Up TDI 4.2L 370 MIE - CMC000200 & Up TDI 4.2L 335 MIE - CMC000200 & Up TDI 4.2L 335 MCM - CM000200 &...

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      • Quicksilver Suzuki DF Fuel Filter - Open
        $17.99
        $15.99

        Quicksilver 8M6013382 Suzuki DF Fuel Filter The Quicksilver 8M6013382 water separating Fuel Filter features a 21-micron filter that separates water from fuel as it removes other impurities. Fuel contamination with water can result in poor engine...

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      • Mercury - Mercruiser 35-73532 Fuel Filter
        $2.99

        Mercury - Mercruiser 35-73532 Fuel Filter Genuine OEM Mercury-Mercruiser part. Application: 75 (4 CYL.) - 7208573 & Up 75 (4 CYL.) - 9393856 & Up 80, 800 (4 CYL.) - 5582562 Through 6432900 80, 800 (4 CYL.) - 9256131 Through 9393855 80, 800 (4...

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      • Mercury - Mercruiser 8M0157707 Fuel Filter Kit
        $278.39
        $231.99

        Mercury - Mercruiser 8M0157707 Fuel Filter Kit Genuine OEM Mercury-Mercruiser part. Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using...

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      • PCM 47004 FUEL FILTER
        $64.94
        $54.12

        PCM 47004 FUEL FILTER Genuine OEM PleasureCraft-Crusader part. Special Order Item.

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      • Quicksilver 8M0154770 water separating fuel filter for volvo penta cobra efi johnson evinrude 100–300hp outboards image
        $10.99
        $10.49

        Quicksilver 8M0154770 Water-Separating Fuel Filter for Volvo Penta, Cobra EFI & Johnson/Evinrude 100-300hp Water separating fuel filter 8M0154770 is the replacement filter for various Evinrude and Johnson outboards and other marine engines. Use to...

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      • Sierra 23-7780 Fuel Filter For Kohler
        $15.39
        $11.09

        Sierra 23-7780 Fuel Filter for Kohler Generators Sierra replacement fuel filter for Kohler Generators. Interchangeable with: Kohler GM34570 Application: Kohler 10 EG 10 EGD 9 EFGD    

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      • Volvo Penta 31261191 Fuel Filter
        $93.60
        $78.00

        Volvo Penta 31261191 Fuel Filter Genuine OEM Volvo Penta part. Special Order Item.Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using our...

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      • Mercury - Mercruiser 25-98277001 Seal-Fuel Filter
        $4.99

        Mercury - Mercruiser 25-98277001 Seal-Fuel Filter Genuine OEM Mercury-Mercruiser part. Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using...

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      • Mercury - Mercruiser 35-53336Q Fuel Filter
        $8.99
        $7.49

        Mercury - Mercruiser 35-53336Q Fuel Filter Genuine OEM Mercury-Mercruiser part. - Minimum Order Quantity 2.Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with...

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      • Mercury - Mercruiser 35-802893A-4 Fuel Filter Kit
        $73.19
        $60.99

        Mercury - Mercruiser 35-802893A-4 Fuel Filter Kit Genuine OEM Mercury-Mercruiser part. Interchangeable with: Sierra 18-7983-1 Application: 383 Mag Inboard 4V - 1G400000 Through 1G499999 .Special Order Item: This product is ordered specifically for...

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      • Mercury - Mercruiser 35-879172104 Fuel Filter
        $89.99
        $78.99

        Mercury - Mercruiser 35-879172104 Fuel Filter Genuine OEM Mercury-Mercruiser part. Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using our...

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      • Sierra 18-7723 Fuel Filter
        $6.49
        $5.49

        Sierra 18-7723 Fuel Filter Sierra replacement 20 Micron Fuel Filter. Fits 1/4" and 5/16" hose NLA. Superseded by 033316-10

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      • EMP 35-37810 Mercury Water Separating Fuel Filter
        $27.84
        $23.20

        EMP 35-37810 Mercury Water Separating Fuel Filter This EMP water separating fuel filter is designed as an aftermarket replacement MerCrusier Engine Part. The element features steel end caps for maximum corrosion resistance. This fuel filter has a high...

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      • Yamaha 67F-14371-01-00 In Line Fuel Filter
        $18.09
        $16.69

        Yamaha 67F-14371-01-00 In Line Fuel Filter Genuine OEM Yamaha part. Application: F80 (Carb Inlet) F100 (Crab Inlet) Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm...

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      • Mercury - Mercruiser 35-17422 Fuel Filter
        $31.99
        $27.99

        Mercury - Mercruiser 35-17422 Fuel Filter Genuine OEM Mercury-Mercruiser part. Special Order Item: This product is ordered specifically for your application. To help ensure proper fitment, please confirm compatibility with your engine model using our...

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      • Mercury - Mercruiser 35-884743 Filter-Fuel
        $41.99
        $36.99

        Mercury - Mercruiser 35-884743 Fuel Filter Genuine OEM Mercury-Mercruiser part. Application:  200 DFI JET DRIVE (PUMP) - 0M954922 Through 0M964698 200 DFI JET DRIVE (POWERHEAD) - 0E384500 Through 0E435741 250 DFI M2 JET DRIVE (POWERHEAD) - 0E407100...

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      Marine Fuel Filters

      Boat fuel filters are an essential part of your vessel’s marine fuel system. These filters remove dirt, debris, and water from fuel before it reaches the engine, helping prevent clogs, corrosion, and engine performance problems.

      Without proper filtration, contaminants can enter the fuel system and damage sensitive engine components. Regularly replacing marine fuel filters helps maintain smooth engine operation and protects your investment.

      Marine Fuel Water Separators

      Many modern marine fuel filters include a fuel water separator. These systems trap water that enters the fuel tank through condensation or contaminated fuel. Removing water from fuel is critical because water can cause corrosion and poor engine performance.

      Fuel water separators are commonly used with permanent boat fuel tanks and are often installed between the fuel tank and the engine to provide an additional layer of protection.

      Types of Boat Fuel Filters

      Inline Fuel Filters

      Inline marine fuel filters are installed directly within the fuel line and provide basic filtration for small debris and contaminants.

      Spin-On Fuel Water Separators

      Spin-on fuel filters are commonly used in marine applications and combine filtration with water separation. These filters are easy to replace and offer excellent protection for outboards, inboards, and sterndrive engines.

      Why Fuel Filter Maintenance Matters

      Fuel system maintenance is critical for preventing engine trouble on the water. Over time, fuel filters can become clogged with debris or contaminated fuel, restricting fuel flow and reducing engine performance.

      Replacing worn filters helps keep fuel moving freely through boat fuel lines and hoses and ensures clean fuel reaches the engine.

      Shop Marine Fuel Filters at Wholesale Marine

      Wholesale Marine carries a wide selection of reliable boat fuel filters and marine fuel water separators designed to protect your engine and maintain proper fuel delivery. Whether you need a replacement inline filter or a complete fuel water separator system, you’ll find the marine fuel filtration components needed to keep your boat running smoothly.

      Boat Fuel Filter FAQs

      What does a marine fuel filter do?

      A marine fuel filter removes dirt, debris, and water from fuel before it reaches the engine. This helps protect sensitive engine components and ensures reliable performance.

      How often should boat fuel filters be replaced?

      Most marine fuel filters should be inspected each boating season and replaced at least once per year or according to the engine manufacturer’s maintenance schedule.

      What is a fuel water separator?

      A fuel water separator is a type of fuel filter designed to remove water from fuel before it reaches the engine. Water separators are commonly used in marine fuel systems to prevent corrosion and fuel contamination.

      Can a clogged fuel filter cause engine problems?

      Yes. A clogged fuel filter can restrict fuel flow to the engine, causing hard starting, loss of power, sputtering, or stalling.

      Where is a boat fuel filter located?

      Fuel filters are typically installed between the fuel tank and the engine along the fuel line. Many boats use a primary water separating filter near the tank and a secondary filter near the engine.