Locking Fuel Doors for Washington Work Trucks
If your trucks work in Seattle, Spokane, Tacoma, or anywhere else in Washington, their fuel caps are sitting completely exposed every night. The Work Truck Fuel Vault is an armored, locking fuel door that bolts over the filler area in about 15 minutes — no drilling.
Free Shipping
Free delivery anywhere in Washington.
Lifetime Warranty
30-day money-back guarantee.
Fleet Pricing
Volume rates and PO terms.
Who Needs This in Washington
Washington fleets run heavy in construction and general contracting, landscaping and tree care, utility and line work. Those trucks park loaded, often outside a fenced yard, and a five-gallon can walks off with your fuel before sunrise.
construction and general contracting
Trucks left on site overnight with full tanks and no fuel security.
landscaping and tree care
Trucks left on site overnight with full tanks and no fuel security.
utility and line work
Trucks left on site overnight with full tanks and no fuel security.
Cities We Ship To
Washington Questions
Do you ship locking fuel doors to Washington?
Yes. We ship to every address in Washington, including Seattle, Spokane, Tacoma, Vancouver, Bellevue. Shipping within the United States is free; Canadian orders ship at published rates in USD.
Which trucks does it fit in Washington?
Ford F-350 through F-750, E-Series cutaways, Ram 3500 through 5500, Chevrolet and GMC 3500HD through 6500HD, Isuzu N-Series, Freightliner M2, and most service body, ambulance, and shuttle builds on those chassis.
Is diesel theft a real problem in Washington?
Fuel theft follows work. Washington runs heavy in construction and general contracting, landscaping and tree care, utility and line work — the exact industries whose trucks sit loaded overnight at yards, jobsites, and lots. That is where siphoning happens.
How long does installation take?
About 15 minutes with basic hand tools. No drilling, cutting, or welding. Most crews install their own.
Do you offer fleet pricing?
Yes. Fleet and municipal buyers in Washington get volume pricing, consolidated invoicing, and purchase order terms. Use the fleet inquiry form and we will price your unit count.