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Celebrating over 50 years of Trusted Marine Service
Over 50 years of Trusted Marine Service

Fuel Filters

Marine Fuel Filters

Marine Fuel Filters, Water Separators, Filter Elements, Bowls, Housings & Service Parts

Shop marine fuel filters for gasoline and diesel engines. Find spin-on filters, fuel/water separators, replacement elements, cartridges, bowls, housings, gaskets, O-rings, drain parts, primer parts, and related fuel-system service items.

Shop Fuel Filters Water Separators Diesel Fuel Filters
Fitment Check

Confirm engine brand, serial number, current filter part number, fuel type, micron rating, thread size, bowl style, flow direction, and housing compatibility before ordering.

Ask Parts Desk

Fuel filters protect injectors, carburetors, pumps, and engines from debris and water. Use marine-rated parts and inspect for leaks after service.

Find Fuel Filters Faster

Search by Brand, Part Number, Fuel Type, or Filter Style

Use the search box for exact part numbers, engine models, OEM references, spin-on filters, element kits, fuel/water separators, micron ratings, bowl styles, and related fuel-service parts.

Part Number First

Exact Filter Numbers and Micron Ratings Matter

The best match comes from the existing filter number, engine manual, filter housing number, or engine serial number. Similar filters may use different threads, seals, lengths, bowls, drain styles, fuel compatibility, or micron ratings.

Part Number Search10 Micron30 Micron

Fuel System Care

Fuel Filters Often Pair With Hoses, Pumps, Fittings, and Tanks

Fuel contamination, restricted filters, failing primer parts, old hose, loose clamps, clogged vents, and weak pumps can cause hard starting, stalling, poor acceleration, and unsafe leaks.

Fuel & Air SystemsFuel PumpsFuel Hose
H2O

Watch for Water

Water in fuel can damage pumps, injectors, carburetors, and engines. Drain or replace serviceable separators when contamination appears.

MIC

Match Micron Rating

Primary and secondary filtration may use different micron ratings. Follow the engine or filter-system recommendation.

SEA

Use Marine-Rated Parts

Fuel parts should be selected for the fuel type, marine environment, installation location, and safety requirements.

Service Help

Filter Only, Element Kit, or Complete Fuel-System Service?

If the housing is clean and compatible, a replacement filter or element may be enough. If you see water, debris, cracking, leaks, corrosion, damaged bowls, old hoses, or repeated restriction problems, inspect the full fuel path before the next trip.

Ask Parts DeskService KitsFuel Fittings
Replacing the filterUse the old filter number, housing number, engine serial number, fuel type, and micron rating to confirm the correct part.
Servicing diesel systemsCheck primary and secondary filters, separator bowls, water drains, O-rings, primer parts, and air bleeding requirements.
Servicing gasoline systemsUse marine-rated parts, confirm ignition-protected components where needed, and inspect carefully for leaks and fumes.
After installationPrime as required, check for leaks, verify clamps and fittings, and follow manufacturer start-up procedures.

Fuel Filters FAQ

Choosing Marine Fuel Filters

How do I find the correct marine fuel filter?

Start with the existing filter part number, engine serial number, filter housing number, fuel type, and micron rating. Photos of the filter and housing can also help.

What does a fuel/water separator do?

A fuel/water separator helps remove water and debris before fuel reaches the engine, reducing the risk of corrosion, poor running, injector damage, and carburetor problems.

How often should marine fuel filters be replaced?

Follow the engine manual and filter-system guidance. Many boat owners replace fuel filters at seasonal service or sooner when water, debris, restriction, or running problems appear.

Can the Parts Desk help match fuel filters?

Yes. Send the engine brand, serial number, filter part number, housing number, bowl style, photos, and whether the system is gasoline or diesel.

Shop Marine Fuel Filters by Brand, Engine, Filter Style, or Part Number

Find the fuel filter, separator element, bowl, housing, O-ring, gasket, drain part, or fuel-system service item needed for your next marine engine service.

Shop Fuel FiltersConfirm Compatibility

Filters

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Fuel / Water Separator Kit

Fuel / Water Separator Kit

$89.79 - $89.79
$89.79
$89.79 - $89.79
$89.79

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$89.79 - $89.79
$89.79
$89.79 - $89.79
$89.79
Fuel Filter, Yanmar

Fuel Filter, Yanmar

$18.39 - $18.39
$18.39
$18.39 - $18.39
$18.39

Fuel Filter, Yanmar

$18.39 - $18.39
$18.39
$18.39 - $18.39
$18.39
Sierra 79809 Yamaha Replacement Fuel Filter Element

Sierra 79809 Yamaha Replacement Fuel Filter Element

$36.19 - $36.19
$36.19
$36.19 - $36.19
$36.19

Refer to the Sierra catalog for complete application information.

$36.19 - $36.19
$36.19
$36.19 - $36.19
$36.19
Sierra 8622 Suzuki Fuel Filter

Sierra 8622 Suzuki Fuel Filter

$56.39 - $56.39
$56.39
$56.39 - $56.39
$56.39

Fuel Filter

$56.39 - $56.39
$56.39
$56.39 - $56.39
$56.39
Fuel / Water Separator Kit

Fuel / Water Separator Kit

$89.19 - $89.19
$89.19
$89.19 - $89.19
$89.19

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$89.19 - $89.19
$89.19
$89.19 - $89.19
$89.19
Fuel / Water Separator Bonus Pack

Fuel / Water Separator Bonus Pack

$110.19 - $110.19
$110.19
$110.19 - $110.19
$110.19

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$110.19 - $110.19
$110.19
$110.19 - $110.19
$110.19
Fuel / Water Separator Kit

Fuel / Water Separator Kit

$77.49 - $77.49
$77.49
$77.49 - $77.49
$77.49

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$77.49 - $77.49
$77.49
$77.49 - $77.49
$77.49
In-Line Fuel Filter

In-Line Fuel Filter

$13.19 - $13.19
$13.19
$13.19 - $13.19
$13.19

In-Line Fuel Filter

$13.19 - $13.19
$13.19
$13.19 - $13.19
$13.19
Sierra 7981 Mercury/Mercruiser Replacement Fuel Filter Element

Sierra 7981 Mercury/Mercruiser Replacement Fuel Filter Element

$50.29 - $50.29
$50.29
$50.29 - $50.29
$50.29

Refer to the Sierra catalog for complete application information.

$50.29 - $50.29
$50.29
$50.29 - $50.29
$50.29
Replacement Water Separating Fuel Filter, Short

Replacement Water Separating Fuel Filter, Short

$24.99 - $24.99
$24.99
$24.99 - $24.99
$24.99

Replacement Water Separating Fuel Filter

$24.99 - $24.99
$24.99
$24.99 - $24.99
$24.99
Sierra 79799 Yamaha Replacement Fuel Filter Element

Sierra 79799 Yamaha Replacement Fuel Filter Element

$35.79 - $35.79
$35.79
$35.79 - $35.79
$35.79

Refer to the Sierra catalog for complete application information.

$35.79 - $35.79
$35.79
$35.79 - $35.79
$35.79
In-Line Fuel Filter

In-Line Fuel Filter

$15.49 - $15.49
$15.49
$15.49 - $15.49
$15.49

In-Line Fuel Filter

$15.49 - $15.49
$15.49
$15.49 - $15.49
$15.49
Sierra 78866 Fuel Element Assembly

Sierra 78866 Fuel Element Assembly

$47.59 - $47.59
$47.59
$47.59 - $47.59
$47.59

Filters allow water to be drained from the filter to extend sevice life. AquaVue™ Clear Bowls: Use for outboard and above deck installations. Metal...

View full details
$47.59 - $47.59
$47.59
$47.59 - $47.59
$47.59
Replacement Water Separating Fuel Filter, Long

Replacement Water Separating Fuel Filter, Long

$24.99 - $24.99
$24.99
$24.99 - $24.99
$24.99

Replacement Water Separating Fuel Filter

$24.99 - $24.99
$24.99
$24.99 - $24.99
$24.99
Sierra 7979 Mercury/Yamaha Replacement Fuel Filter Element

Sierra 7979 Mercury/Yamaha Replacement Fuel Filter Element

$32.39 - $32.39
$32.39
$32.39 - $32.39
$32.39

Refer to the Sierra catalog for complete application information.

$32.39 - $32.39
$32.39
$32.39 - $32.39
$32.39
In-Line Fuel Filter

In-Line Fuel Filter

$16.79 - $16.79
$16.79
$16.79 - $16.79
$16.79

In-Line Fuel Filter

$16.79 - $16.79
$16.79
$16.79 - $16.79
$16.79
In-Line Fuel Filter

In-Line Fuel Filter

$14.49 - $14.49
$14.49
$14.49 - $14.49
$14.49

In-Line Fuel Filter

$14.49 - $14.49
$14.49
$14.49 - $14.49
$14.49
Filter-Water Sep OMC 10M

Filter-Water Sep OMC 10M

$22.69 - $22.69
$22.69
$22.69 - $22.69
$22.69

Replacement OMC fuel water separating fuel filter.

$22.69 - $22.69
$22.69
$22.69 - $22.69
$22.69
Sierra 79914 Fuel/Water Separator Kit W/Collection Bowl

Sierra 79914 Fuel/Water Separator Kit W/Collection Bowl

$153.99 - $153.99
$153.99
$153.99 - $153.99
$153.99

Filters allow water to be drained from the filter to extend sevice life. AquaVue™ Clear Bowls: Use for outboard and above deck installations. Metal...

View full details
$153.99 - $153.99
$153.99
$153.99 - $153.99
$153.99
Replacement Water Separating Fuel Filter, Long

Replacement Water Separating Fuel Filter, Long

$16.49 - $16.49
$16.49
$16.49 - $16.49
$16.49

Replacement Water Separating Fuel Filter

$16.49 - $16.49
$16.49
$16.49 - $16.49
$16.49
Fuel Water Separator Assembly

Fuel Water Separator Assembly

$74.79 - $74.79
$74.79
$74.79 - $74.79
$74.79

Compact bracket and separator kit for outboards up to 115hp with 10 micron.

$74.79 - $74.79
$74.79
$74.79 - $74.79
$74.79
Yamaha Fuel filter

Yamaha Fuel filter

$57.69 - $57.69
$57.69
$57.69 - $57.69
$57.69

See Sierra catalog for complete application information.

$57.69 - $57.69
$57.69
$57.69 - $57.69
$57.69
Honda Fuel filter

Honda Fuel filter

$64.09 - $64.09
$64.09
$64.09 - $64.09
$64.09

See Sierra catalog for complete application information.

$64.09 - $64.09
$64.09
$64.09 - $64.09
$64.09
Sierra 79999 Suzuki Fuel Filter

Sierra 79999 Suzuki Fuel Filter

$97.79 - $97.79
$97.79
$97.79 - $97.79
$97.79

Fuel Filter

$97.79 - $97.79
$97.79
$97.79 - $97.79
$97.79
Replacement Fuel Filter, 10 Micron

Replacement Fuel Filter, 10 Micron

$46.49 - $46.49
$46.49
$46.49 - $46.49
$46.49

Replacement filter cannister w/o bowl.

$46.49 - $46.49
$46.49
$46.49 - $46.49
$46.49
Replacement Water Separating Fuel Filter, Short

Replacement Water Separating Fuel Filter, Short

$16.49 - $16.49
$16.49
$16.49 - $16.49
$16.49

Replacement Water Separating Fuel Filter

$16.49 - $16.49
$16.49
$16.49 - $16.49
$16.49
Sierra 79321 Fuel/Water Separator Kit W/Collection Bowl

Sierra 79321 Fuel/Water Separator Kit W/Collection Bowl

$171.59 - $171.59
$171.59
$171.59 - $171.59
$171.59

Filters allow water to be drained from the filter to extend sevice life. AquaVue™ Clear Bowls: Use for outboard and above deck installations. Metal...

View full details
$171.59 - $171.59
$171.59
$171.59 - $171.59
$171.59
Fuel / Water Separator Bonus Pack

Fuel / Water Separator Bonus Pack

$94.49 - $94.49
$94.49
$94.49 - $94.49
$94.49

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$94.49 - $94.49
$94.49
$94.49 - $94.49
$94.49
Sierra 7865 Fuel Filter, Yamaha MAR-MINIF-IL-TR

Sierra 7865 Fuel Filter, Yamaha MAR-MINIF-IL-TR

$28.59 - $28.59
$28.59
$28.59 - $28.59
$28.59

Spin-on fuel filter, Yamaha MAR-MINIF-IL-TR.Compact bracket and separator kit for outboards up to 115hp with 10 micron.

$28.59 - $28.59
$28.59
$28.59 - $28.59
$28.59
Replacement Fuel/Water Separator Filter

Replacement Fuel/Water Separator Filter

$19.19 - $19.19
$19.19
$19.19 - $19.19
$19.19

Replacement Fuel/Water Separator Filter

$19.19 - $19.19
$19.19
$19.19 - $19.19
$19.19
Fuel / Water Separator Kit

Fuel / Water Separator Kit

$83.99 - $83.99
$83.99
$83.99 - $83.99
$83.99

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$83.99 - $83.99
$83.99
$83.99 - $83.99
$83.99
Replacement Water Separating Fuel Filter, Lg

Replacement Water Separating Fuel Filter, Lg

$36.39 - $36.39
$36.39
$36.39 - $36.39
$36.39

Replacement Water Separating Fuel Filter

$36.39 - $36.39
$36.39
$36.39 - $36.39
$36.39
Fuel / Water Separator Kit

Fuel / Water Separator Kit

$147.49 - $147.49
$147.49
$147.49 - $147.49
$147.49

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$147.49 - $147.49
$147.49
$147.49 - $147.49
$147.49
Fuel Filter - OMC 173326

Fuel Filter - OMC 173326

$42.39 - $42.39
$42.39
$42.39 - $42.39
$42.39

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline.All filters flow @ 90 GPH to feed even the hungriest motor.Cl...

View full details
$42.39 - $42.39
$42.39
$42.39 - $42.39
$42.39
Mercruiser/Suzuki Replacement Fuel Filter Element

Mercruiser/Suzuki Replacement Fuel Filter Element

$48.69 - $48.69
$48.69
$48.69 - $48.69
$48.69

Mercruiser/Suzuki Replacement Fuel Filter Element

$48.69 - $48.69
$48.69
$48.69 - $48.69
$48.69
Fuel / Water Separator Bonus Pack

Fuel / Water Separator Bonus Pack

$106.89 - $106.89
$106.89
$106.89 - $106.89
$106.89

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$106.89 - $106.89
$106.89
$106.89 - $106.89
$106.89
Sierra 79992 Suzuki Fuel Filter

Sierra 79992 Suzuki Fuel Filter

$135.19 - $135.19
$135.19
$135.19 - $135.19
$135.19

Fuel Filter

$135.19 - $135.19
$135.19
$135.19 - $135.19
$135.19
Fuel / Water Separator Kit

Fuel / Water Separator Kit

$82.99 - $82.99
$82.99
$82.99 - $82.99
$82.99

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$82.99 - $82.99
$82.99
$82.99 - $82.99
$82.99
In-Line Fuel Filter

In-Line Fuel Filter

$17.69 - $17.69
$17.69
$17.69 - $17.69
$17.69

In-Line Fuel Filter

$17.69 - $17.69
$17.69
$17.69 - $17.69
$17.69
Volvo/OMC Replacement Fuel Filter Element

Volvo/OMC Replacement Fuel Filter Element

$66.39 - $66.39
$66.39
$66.39 - $66.39
$66.39

Volvo/OMC Replacement Fuel Filter Element

$66.39 - $66.39
$66.39
$66.39 - $66.39
$66.39
In-Line Fuel Filter

In-Line Fuel Filter

$24.59 - $24.59
$24.59
$24.59 - $24.59
$24.59

In-Line Fuel Filter

$24.59 - $24.59
$24.59
$24.59 - $24.59
$24.59
Mercruiser/OMC Replacement Fuel Filter Element

Mercruiser/OMC Replacement Fuel Filter Element

$22.09 - $22.09
$22.09
$22.09 - $22.09
$22.09

Mercruiser/OMC Replacement Fuel Filter Element

$22.09 - $22.09
$22.09
$22.09 - $22.09
$22.09
Replacement Fuel/Water Separator Filter

Replacement Fuel/Water Separator Filter

$20.99 - $20.99
$20.99
$20.99 - $20.99
$20.99

Replacement Fuel/Water Separator Filter

$20.99 - $20.99
$20.99
$20.99 - $20.99
$20.99
Sierra Mercruiser Fuel Filter

Sierra Mercruiser Fuel Filter

$14.29 - $14.29
$14.29
$14.29 - $14.29
$14.29

Replacement Fuel Filter ElementRefer to the Sierra catalog for complete application information.

$14.29 - $14.29
$14.29
$14.29 - $14.29
$14.29
In-Line Fuel Filter

In-Line Fuel Filter

$32.99 - $32.99
$32.99
$32.99 - $32.99
$32.99

In-Line Fuel Filter

$32.99 - $32.99
$32.99
$32.99 - $32.99
$32.99
Fuel / Water Separator Kit

Fuel / Water Separator Kit

$92.69 - $92.69
$92.69
$92.69 - $92.69
$92.69

Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removin...

View full details
$92.69 - $92.69
$92.69
$92.69 - $92.69
$92.69
In-Line Fuel Filter

In-Line Fuel Filter

$27.59 - $27.59
$27.59
$27.59 - $27.59
$27.59

In-Line Fuel Filter

$27.59 - $27.59
$27.59
$27.59 - $27.59
$27.59
Yamaha Replacement Fuel Filter Element

Yamaha Replacement Fuel Filter Element

$33.09 - $33.09
$33.09
$33.09 - $33.09
$33.09

Yamaha Replacement Fuel Filter Element

$33.09 - $33.09
$33.09
$33.09 - $33.09
$33.09