Increase fuel filter capacity and time between filter changes on your 2020-2025 Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck equipped with the 6.6L L5P Duramax diesel 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.
• Ensures maximum effectiveness in cold weather by keeping the fuel flow path across the PTC heating element
• Gray anodized finish with engraved WCFab Logo
• Compatible with stock trucks, No tuning required
• 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
• Replaces GM Part #'s: 13543066, 13539109
• Protected under US Patent No. D978,917
***NOT COMPATIBLE WITH 4500/5500 MEDIUM DUTY TRUCKS EQUIPPED WITH L5D DURAMAX***
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