Paccar K37-1029 | Paccar MX-13 Fuel Filter - Water Separator | FleetGuard FS20172


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6 Month / 50,000 Mile Warranty

Part Number

  • FleetGuard: FS20172

Cross Reference Part Number

  • Paccar: K37-1029 / K37-1011
  • Donaldson: P581299


    • Largest Outside Diameter: 4.16 in.
    • Largest End Inside Diameter: 0.81 in.
    • Overall Length: 7.62 in.
    • 10 Micron
    • Emulsified Water Separation: 98%
    • High Efficiency Media
    • Includes O-ring
    • Cartridge Style
    • Fits Paccar MX-13, Cummins X15, Cummins X12 & Cummins ISX Engines

    Please note: this is an aftermarket part, the use of other manufacturer's names, part numbers or trademarks is for informational purposes only.

    Please verify OEM part numbers before purchasing, FleetRun assumes no liability related to product use and fitment.

    Paccar K37-1029 | FleetGuard FS20172 Fuel Filter Replacement

    Enhance Fuel Efficiency with the FleetGuard FS20172 Fuel Filter - Now with Free Shipping!

    Optimal Engine Performance: When it comes to your commercial vehicle's engine, clean and efficient fuel is crucial. Trust in the Paccar K37-1029 Fuel Filter replacement, now available from FleetRun. Designed for Paccar MX-13, Cummins X15, Cummins X12 & Cummins ISX engines, this fuel filter ensures your engine runs at its best.

    Key Features:

    • High Efficiency Media: The FleetGuard FS20172 boasts high-efficiency media that emulsifies 98% of water down to 10 microns, ensuring clean fuel reaches your engine. This translates to improved fuel efficiency and reduced engine wear.

    • Complete Kit: Each filter comes with an O-ring and features a convenient cartridge style for easy installation. It's a hassle-free solution to enhance your engine's performance.

    • OEM Quality: We strive provide OEM quality fuel filters, guaranteeing reliable performance and durability. Don't compromise on your truck's engine - choose quality you can trust.

    • Free Shipping: Enjoy the added benefit of free shipping when you order the FleetGuard FS20172 / Paccar K37-1029 Fuel Filter from FleetRun. Elevate your vehicle's performance without extra costs.

    Compatibility: This fuel filter fits various truck brands, including Peterbilt & Kenworth. Ensure your commercial vehicle's engine operates efficiently and reliably.

    Enhance Your Engine's Efficiency: Upgrade your engine's fuel filtration system with the FleetGuard FS20172 / Paccar K37-1029 Fuel Filter and experience improved fuel efficiency, enhanced engine performance, and peace of mind on the road.

    FleetRun offers quality aftermarket replacement parts to keep your semi-truck operating at its best. Invest in the reliability and performance of your commercial vehicle with the FleetGuard FS20172 / Paccar K37-1029 Fuel Filter.

    Don't compromise on your engine's performance. Upgrade with confidence - order the FleetGuard FS20172 / Paccar K37-1029 Fuel Filter today and experience the difference in your truck's operation!


    • Paccar MX-13
    • Cummins X15
    • Cummins ISX
    • Cummins X12
      • For other information such as tips and tricks or troubleshooting from technicians and shops visit our Shop Talk page from our menu
      • FleetRun Truck Parts LLC does not offer any form of warranty on ANY and ALL filters sold by us
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