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SKU:WCF100361
WCFab Fuel Filter Housing Kit (L5P Duramax)
WCFab Fuel Filter Housing Kit (L5P Duramax)

Description
Increase fuel filter capacity and extend the time between filter changes on your L5P Duramax by upgrading from the restrictive stock cartridge-style filter to a spin-on canister-style filter setup. This kit features an anodized billet aluminum fuel filter base and installs in the factory location using OEM-style quick disconnect fuel line fittings—no tuning required.
Fitment
- 2017–2019 Chevrolet Silverado / GMC Sierra 6.6L L5P Duramax (Short Bed & Long Bed)
- 2020–2024 Chevrolet Silverado / GMC Sierra 6.6L L5P Duramax (Long Bed)
- Excludes: 2023 & 2024 Dually Applications
- Not Compatible: 4500/5500 Medium Duty trucks equipped with the L5D Duramax
Key Benefits
- Increases fuel filter capacity and helps extend service intervals
- Spin-on canister style filtration upgrade
- Anodized billet aluminum fuel filter base for strength and corrosion resistance
- Installs in the same location as the stock cartridge filter base
- Maintains cold-weather performance by keeping the fuel flow path across the PTC heating element
- Compatible with stock trucks — no tuning required
What’s Included
- 4-Micron fuel filter & water separator
- Billet fuel filter base with integral mounting
- Distribution filter block / filter coupler
- OEM-style quick disconnect fittings
- 1/8" NPT port for optional fuel pressure monitoring
Additional Notes
- Gray anodized finish with engraved WCFab logo
- Direct replacement for factory fuel filter housing
- Designed for easy service and improved filtration efficiency
Fitments
2024 Chevrolet / GMC 6.6L Duramax
2023 Chevrolet / GMC 6.6L Duramax
2022 Chevrolet / GMC 6.6L Duramax
2021 Chevrolet / GMC 6.6L Duramax
2020 Chevrolet / GMC 6.6L Duramax
2019 Chevrolet / GMC 6.6L Duramax
2018 Chevrolet / GMC 6.6L Duramax
2017 Chevrolet / GMC 6.6L Duramax
except 2023 & 2024 dually
NOTE: IF YOU HAVE A 2023 REGULAR CAB DUALLY, PLEASE USE PART NUMBER WCF100362.
***NOT COMPATIBLE WITH 4500/5500 MEDIUM DUTY TRUCKS EQUIPPED WITH L5D DURAMAX***
Instructions
Specifications
SKU: WCF100361
GTIN:
Manufacture Name:
Shipping Weight:
Shipping Length:
Shipping Width:
Shipping Height:
EO Number:
Cross Reference # GM Part #'s: 23149526, 84711317, 84996837, 364721126
Warranty
California Proposition 65 Warning
California Proposition 65 Warning - P65warnings.ca.gov
WCF100361
WCFab Fuel Filter Housing Kit (L5P Duramax)
Increase fuel filter capacity and extend the time between filter changes on your L5P Duramax by upgrading from the restrictive stock cartridge-style filter to a spin-on canister-style filter setup. This kit features an anodized billet aluminum fuel filter base and installs in the factory location using OEM-style quick disconnect fuel line fittings—no tuning required.
Fitment
- 2017–2019 Chevrolet Silverado / GMC Sierra 6.6L L5P Duramax (Short Bed & Long Bed)
- 2020–2024 Chevrolet Silverado / GMC Sierra 6.6L L5P Duramax (Long Bed)
- Excludes: 2023 & 2024 Dually Applications
- Not Compatible: 4500/5500 Medium Duty trucks equipped with the L5D Duramax
Key Benefits
- Increases fuel filter capacity and helps extend service intervals
- Spin-on canister style filtration upgrade
- Anodized billet aluminum fuel filter base for strength and corrosion resistance
- Installs in the same location as the stock cartridge filter base
- Maintains cold-weather performance by keeping the fuel flow path across the PTC heating element
- Compatible with stock trucks — no tuning required
What’s Included
- 4-Micron fuel filter & water separator
- Billet fuel filter base with integral mounting
- Distribution filter block / filter coupler
- OEM-style quick disconnect fittings
- 1/8" NPT port for optional fuel pressure monitoring
Additional Notes
- Gray anodized finish with engraved WCFab logo
- Direct replacement for factory fuel filter housing
- Designed for easy service and improved filtration efficiency
WCFab Fuel Filter Housing Kit (L5P Duramax)