Best Diesel Fuel Filters In June 2023

It can be challenging to find the right fuel filters, as there are all kinds of fuel filters brands to choose from, such as KOFIL,Harbot,Mopar,ATRACYPART,DICMIC,Doc's Diesel. To help you find the top [count] best fuel filters that meet different needs, we have carefully researched a large amount of cat toys.

We have spent more than 79 hours testing a lot of fuel filters. According to our research, we think KOFIL Fuel Filters is the best overall. For more of our top picks, read on! Also, check out our buying guide for some suggestions on how to choose the right cat toy.

Editor's Choice
R12T Fuel Filter Marine Water Separator Complete Kit - SPIN-ON R12T Filter Replaces S3240 120AT NPT
R12T Fuel Filter Marine Water Separator Complete Kit - SPIN-ON R12T Filter Replaces S3240 120AT NPT
Premium Pick
Harbot 12581-43012 Inline Diesel Gasoline Fuel Filter
Harbot 12581-43012 Inline Diesel Gasoline Fuel Filter
Budget Pick
Dodge Ram 6.7L Cummins Diesel Filter Set Mopar OEM
Dodge Ram 6.7L Cummins Diesel Filter Set Mopar OEM

Top 10 Best Diesel Fuel Filters Reviews 2023

1. R12T Fuel Filter Marine Water Separator Complete Kit - SPIN-ON R12T Filter Replaces S3240 120AT NPT

  • FITMENT: Filter for Diesel Engine. Don't Be Caught in the Water Without One of These Diesel Spin-On Filters. Fuel Water Separator Filter Fit 3/8 Inch NPT Outboard Motors, Suited to Compact Off Road Diesel Equipment: tractors, Skid Steers Loaders, Movers;
  • REPLACE PART NUMBER: Replaces S3240 R12T 120AT, Replaces Sierra 18-7987; Replaces RK10222;
  • CERTIFICATES AND WARRANTY: Germany TUV IATF16949, ISO14001, OHSAS18001; USA Standard: Passed SAE1839 Standard Society of Automotive Enginess; 6 Months Warranty. We Will Provide the Best After-Sales Service. If You Are Not Satisfied with the Quality of Our Products After Purchase, We Will Solve the Problem in Time.
  • LONGER LIFE SPAN: The Imported Material From Italy Has a Filtration Efficiency of 99%, 3 Layers,results in Higher Dust Holding Capacity Than Ordinary 1-2 Layers, and Longer Life Span, It Needs to Be Replaced Only After Driving for An Average of for 20,000-40,000 Miles. Fuel Filter Kit Contains Everything You Need to Replace a Fuel Filter on Your Vehicle;
  • R12T MATEIRAL: Original Italy Ahlstrom 3 Layers Filter Paper, Made of Synthetic Fiber, Filter 99% Water, Impurities and Contaminants At 4 Micron, Higher Filter Rating Than 5 Or 10 Micron Filter, Protects Your Vehicle's Fuel System From Contaminants, Such As: Dirt, Rust, and Paint Particles;

2. Harbot 12581-43012 Inline Diesel Gasoline Fuel Filter

  • Package Include 4 Fuel Filter
  • Fit for F912 F932 1420 322 Front Mowers, 2020 2020A 2030 ProGator Utility Vehicle
  • Replace for Kubota 12581-43010 12581-43012 12691-43010 13351-43010 13301-43010
  • Fit for Kubota BX22D BX23D BX24D BX25 BX1870 BX1860 BX1850D BX1830D BX1800D BX1500D BX2200D BX2230D BX2350D,larger HP Engines

3. Dodge Ram 6.7L Cummins Diesel Filter Set Mopar OEM

  • Standard Replacement Oil Filter
  • It Offers Dependability and Reliability That Meets the OEM Oil Filtration Specifications.
  • It Has a Fluted Shell That Simplifies Removal From Underneath.
  • It Contains Cellulose Filter Media for Containment Removal.

4. 6.7L Cummins Fuel Filter Water Separator Set | Replacement for 2013-2018 Dodge Ram 2500 3500 4500

  • PREMIUM QUALITY: Outstanding Filtration Matters, That Is Why Our Fuel Water Separator Are Crafted From High-Grade Filter Medium That Provide Maximum Filtration and Minimal Flow Restriction. Deliver Increased Flow and Efficiency That Are Demanded in the Diesel Environment
  • LONG LIFE-SPAN: The Cummins Filter Has Went Through Rigorously Testing So That You Will Get a Fairly Reliable Fuel Filter, Features Anticaustic Housing, Multi-Layer Filter and Superior Sealing Components to Ensure Leakage Resistance and Extreme Durability Under Various Operating Conditions
  • REPLACEMENT FILTER: Keeping a Clean Fuel Filter in Your Car Can Reduce Damage Done to Your Engine and Other Fuel Delivery Components. This Fuel Filter Can Capture 98 Percent of Water Contaminants, Ensuring a Steady Flow of Clean, Dry Diesel Fuel for Optimal Engine Performance
  • REPLACEMENT FOR: With 6.7L DIESEL ENGINES 2013 2014 2015 2016 2017 2018 Dodge Ram 2500 3500 4500, 2015-2018 Dodge Ram 5500
  • REPLACE OE#: 68157291AA, 68065608AA, MO608, MO867, DF401-AD, DF410-AD, DF99085, WF10112, WF10255NP, FF1199, FF1279, BF46031, PF9870, FS53000, GF401EX, CS11037

5. DICMIC Fuel Tank Filter Assembly Replace for Gasoline and Diesel Water Separate 30 Microns Max 25

  • [HYALINE BOWL] Makes It Easy to Visual Monitor the Fuel Flow, the Fuel Flow Will Slow Down When You Need to Replace the Element. Drain Valve Installed At the Bottom to Drain Water.
  • [FUEL FILTER ELEMENT] 30 Microns, Provide High Flow Rates and Superior Filtration Efficiency, Protect Fuels From Particles Such As Rust, Sand, Dirt and Water. With Protective Sheet to Prevent the Filter Element From Being Destroyed Or Deformed by Pressure.
  • [FEATURE] Flow Rate Max 25 Gpm. Working Pressure Up to 150 Psi. Gravity Flow Rate Is Approximately 5 Gpm.
  • [TOP CAP] With 1" NPT Pipe Fittings Inlet and Outlet Marked At the Top of the Cap.
  • [COMPATIBLE WITH FUEL TYPE] Fits Common Fuels Such As Unleaded Gas, Diesel, Fuel Oil, Up to 20% Biodiesel and Related Additives.


  • Replacement for OEM 68436631AA 68157291AA
  • RELIABLE - Meets + Exceeds Dodge's Warranty Requirements!
  • FITS - 2019-2022 6.7L CUMMINS
  • EFFICIENT - Made with High Efficiency 3 Layer Media Paper. Doc's Fuel Filter Has a 99.5% Efficiency with a 3 Micron Rating!

7. K&N Diesel Fuel Filter: Performance Fuel Filter

  • DIRECT REPLACEMENT: Meets Or Exceeds OEM 6.6 Duramax Fuel Filter Replacements
  • HIGH-EFFICIENCY MEDIA: Premium Pleated Cellulose Glass Media Provides Excellent Fuel System Protection
  • LONG LIFE: Quality Filtration of the K&N Fuel Filter Helps Provide Better Protection and Longer Engine Life
  • CONSISTENT FUEL DELIVERY: Diesel Fuel Filter Kit Helps Ensure a Clean & Reliable Flow of Fuel to the Engine

8. ECOGARD XF59292 Premium Diesel Fuel Filter Fits Ford F-250 Super Duty 7.3L DIESEL 1999-2003, F-350

  • COMPATIBLE with Ford F-250 Super Duty 7.3L DIESEL 1999-2003, F-350 Super Duty 7.3L DIESEL 1999-2003, Excursion 7.3L DIESEL 2000-2003, E-350 Super Duty 7.3L DIESEL 1999-2003, E-350 Econoline Club Wagon 7.3L DIESEL 1998-2002
  • REPLACES ACDELCO GF862, FORD 3C3Z-9N184AA, F81Z-9155AA, F81Z-9N184AA, FRAM CS8629A, GM 88997054, MOTORCRAFT FD4596, PUROLATOR F55292, F59292, WIX 33518, 33518MP, 33818
  • [cont.] E-350 Club Wagon 7.3L DIESEL 2003, E-450 Econoline Super Duty 7.3L DIESEL 2000-2002, E-450 Super Duty 7.3L DIESEL 2003, E-550 Econoline Super Duty 7.3L DIESEL 2002, E-550 Super Duty 7.3L DIESEL 2003
  • HIGHLY EFFICIENT FILTERING AND WATER SEPARATION to Meet Modern Diesel's Engine Demands for Optimum Fuel Flow That Is Free of Contaminants and Water. PROTECT YOUR ENGINE Against Damage by Keeping Particles Away From the Fuel Injector Or Carburetor.
  • IMPROVE ENGINE PERFORMANCE with ECOGARD Diesel Filters. A Clogged Or Dirty Diesel Fuel Filter Can Result in Difficulty Starting, Hesitation Upon Accelerating, Decreased Fuel Economy, and Rough Idling.

9. Dodge Ram 6.7 Liter Diesel Fuel Filter Rear Water Separator Mopar OEM

  • Country of Origin : United States
  • Fit Type: Vehicle Specific
  • Package Weight: 0.645 Kilograms
  • Package Dimensions: 15.4 H X 11.1 L X 11.2 W (centimeters)

10. Diesly Pro 6.7L Cummins Fuel Filters | LIFETIME INJECTOR WARRANTY | Replacement for 2013-2018 Dodge

  • LIFETIME WARRANTY - Diesly PRO Filters Are So Good We Decided to Be the Worlds First to Offer a Free Warranty on Your Fuel Injectors Just for Using Our Filters. Terms and Conditions Apply, See Legal Disclaimer for Details. Registration Required.
  • PARTS - Engine Filter Is Compatible with All 2010+ 6.7 Cummins Models. Frame Mounted Water Separator Compatible with 2013-2018 6.7 Cummins Models.
  • SERVICE SPECS – Micron Rating of 3. Replace Every 15,000 / 12 Months Or As Directed by Manufacturer. Visit Our Store for All of Your 6.7 Cummins Needs! Compatible with All 2013-2018 RAM Dodge Sterling 6.7L Cummins Diesel 2500, 3500, 4500, 5500
  • DIY PARTS - Established in 2006 and Headquartered in Greensboro NC USA, We Have the Experience You Need to Get the Job Done. We Ship Parts From Our Warehouses the Same Day, Never Dropshipped. Our Support Staff Is Ready When You Need Us.
  • INTERCHANGE – Mopar 68065608AA, Fleetguard FS43255, Baldwin PF9870, Luber-Finer L6806F, Cummins 4947561, Wix 33255, Purolator F36294 ,Premium Guard DF6806, Mopar 68197867AA, Fleetguard FS20089, Baldwin BF9882, Luber-Finer LFF5106, Racor PFF54529, Wix WF10112, Premium Guard PFF54529, Partsmaster PFF54529 (More Parts Interchange Information in the Product Decription)