Wix WF10414 Fuel Filter - Secondary

Brand Wix WF10414
Position Secondary
Class Hw
Duty Type Hd
Height 10.339
Inner Diameter Top Closed
Media Material Cellulose
Outer Diameter Top 4.668
Style Spin-on fuel filter
Thread Size 1 3/8-12
Fits —4 vehicles

Heavy-duty fuel filter. Built for demanding equipment applications and tough operating conditions.

Spin-on design. Makes replacement straightforward with a simple, secure install.

Cellulose media. Provides efficient filtration for dependable fuel system protection.

Cross-references Donaldson P502480, Fleetguard FF63040NN and Komatsu 6003113841 for the same application. See all 5.

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WIX WF10414 Fuel Filter Overview

The WIX WF10414 is a heavy-duty spin-on fuel filter built for medium and heavy trucks, farm equipment, construction equipment, mining equipment, and other demanding diesel applications. It uses cellulose media and a corrosion-resistant housing to support clean fuel delivery under harsh operating conditions.

Compatible With Komatsu equipment and other diesel platforms that use a 1 3/8-12 threaded spin-on fuel filter, the WF10414 is built for service intervals aligned with OEM fuel filter change recommendations. The WIX WF10414 also cross-references Donaldson P502480 and Fleetguard FF63040NN for the same application.

Key Features

  • Spin-on fuel filter design for serviceable diesel fuel systems
  • Cellulose filter media for high-efficiency contaminant capture
  • High-strength, corrosion-resistant can, center tube, and end caps
  • Leak-resistant sealing components for demanding duty cycles
  • Thread size: 1 3/8-12
  • Dimensions: 10.339 in. height, 4.668 in. outer diameter
  • Closed inner diameter top

Detailed Description

WIX WF10414 is a heavy-duty fuel filter engineered for diesel-powered equipment that operates in construction, mining, agriculture, and trucking environments. The spin-on format simplifies routine service, while the cellulose media helps maintain fuel cleanliness in systems that depend on consistent flow and filtration. For buyers searching for a Komatsu fuel filter, WIX WF10414 fuel filter, or a diesel spin-on fuel filter with 1 3/8-12 threads, this part matches those core service requirements.

Built with corrosion-resistant structural components and superior sealing materials, the WF10414 supports leak-resistant operation in high-vibration, high-contamination environments. It is a practical replacement choice for equipment that follows OEM-style fuel filter change intervals and needs dependable filtration performance.

What It Helps Address

  • Fuel contamination from dirt, rust, and debris
  • Restricted fuel flow caused by a loaded filter
  • Hard starting related to poor fuel filtration
  • Injector wear linked to unfiltered fuel particles
  • Service issues in medium-duty and heavy-duty diesel equipment

Installation Notes and Tips

Verify thread size, filter height, outer diameter, and sealing interface before installation. Replace the filter according to the equipment service schedule, and prime the fuel system if the application requires it after filter service. Confirm the housing and gasket surfaces are clean before spinning the filter into place.

Quality Assurance

WIX designs HD fuel filters for demanding commercial and off-road use, with materials selected for corrosion resistance and sealing integrity. The WF10414 is built to support long service life in equipment that operates under severe conditions.

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2023MackMD76.7LL6—Secondary—
2022MackMD66.7LL6DIESELN/A—
2021MackMD66.7LL6—N/A—
2021MackMD76.7LL6—N/A—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Donaldson — P502480Fleetguard — FF63040NNKomatsu — 6003113841Komatsu — 6003193841NAPA Gold Filters — 600414