Increase fuel filter capacity and amount of time between filter changes on your 2017-2024 L5P Duramax by upgrading from a stock cartridge style filter to our spin-on canister style filter. Featuring an anodized billet aluminum fuel filter base, this upgrade kit installs in the same location as the stock cartridge filter base using the same OEM style quick disconnect fuel line fittings.. Includes Donaldson 4 micron fuel filter and water separator (Donaldson P/N P553203), filter base with integral mounting, distribution filter block/filter coupler, quick disconnect fittings, and 1/8" NPT port for fuel pressure monitoring. Ensures maximum effectiveness in cold weather by keeping the fuel flow path across the PTC heating element. Wehrli Custom Fab Fuel Filter Housing Kit, 2017-2019 L5P Duramax & 2020-2024 L5P Duramax Long Bed. Wehrli 17-19 Duramax L5P / 20-24 L5P Duramax Long Bed Fuel Filter Housing Kit. Fuel Filter Housing Kit, 2017-2019 L5P D-Max & 2020-2024 L5P D-Max Long Bed. Fits 2017-2019 Short Bed & Long Bed and 2020-2024 Long Bed. Compatible with stock trucks, No tuning required. Gray anodized finish with engraved WCFab Logo. Replaces GM Part #23149526 and #84711317. Fuel Filter Housing 17-19/20-24 Dmax LB. Fuel Fltr H L5P. Fuel Filter Kit

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