Spin-On Fuel Filter Kit for all M939 and M809 Trucks
Spin-On Fuel Filter Conversion Kit – Fits M939, M939A1, M939A2 & M809 Series Trucks
Upgrade your military truck’s fuel filtration system with this spin-on fuel filter conversion kit, designed to replace the outdated canister-style fuel filters. This kit simplifies maintenance, improves filtration efficiency, and gives you full control over your fuel cleanliness with a list of compatible filters from Wix and other major brands.
Choose the right kit for your truck:
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M939 & M939A1 with the 250 Cummins
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M939A2 with the 8.3 Cummins – different fuel lines required
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Dual fuel tank configurations have specific fuel line routing
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M809 series trucks use the M939A1 kit – direct fit, no modifications needed
Key Features:
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Replaces factory canister fuel filters with modern spin-on filters
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Includes a full list of Wix filter numbers with micron ratings
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Easy cross-reference to other major filter brands
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Custom-tailored filtration: choose the micron level that fits your engine and fuel quality needs
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Simplifies maintenance and improves long-term reliability
Perfect for military vehicle restorers, off-road operators, and anyone seeking a more efficient and user-friendly fuel system.
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New dual spin on fuel filter mount
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New fuel lines from the fuel tank to the filter heads and from the filter heads to the injection pump
- If you are ordering one for a truck that has dual fuel tanks the new fuel line will go from the filter heads to the splitter valve
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Complete list of usable filters with micron rating and a highlight of what I use on my personal truck
