Maximize Your Diesel Range with the ATTA Low Profile Under Toolbox Tank
Extend your truck’s driving range without sacrificing valuable cargo space. The ATTA Diesel Auxiliary Low Profile Under Toolbox Tank is a premium, aluminum fuel solution engineered specifically for short-bed and long-bed diesel trucks. Designed to fit seamlessly beneath an “Over the Rail” style toolbox with at least 9 inches of clearance, this tank delivers reliable, high-capacity fuel storage while keeping your truck bed functional and clutter-free. Whether you’re hauling equipment across state lines or towing heavy loads, the ATTA under toolbox tank ensures you spend more time on the road and less time at the pump. Built with precision and durability in mind, this system includes a single driver’s side fuel fill neck with a locking cap for secure, convenient refueling.
Key Features
- Low Profile, Space-Saving Design: Specifically designed for use under an “Over the Rail” toolbox, maximizing bed space for cargo and equipment.
- Premium .125 Gauge Aluminum Construction: Fully baffled for strength and reduced fuel slosh, ensuring long-lasting durability and corrosion resistance.
- Single Driver’s Side Fill Neck: Includes a locking fuel cap for secure, easy refueling from the driver’s side of the vehicle.
- Diesel Fuel Only: Engineered specifically for diesel applications, ensuring optimal performance and safety.
- Automatic or Manual Fuel Transfer Options: Choose between the advanced Freedom Fill Fuel System (automatic) or the economical Push N Fuel System (manual) to suit your needs.
- Vehicle-Specific Fitment: Designed for Ford, Dodge, and GM/Chevrolet diesel trucks with short or long beds.
Specifications
- Available Sizes:
- 30 Gallon: 9 inches tall x 21 inches wide x 48 inches long (notched for short bed compatibility)
- 38 Gallon: 9 inches tall x 21 inches wide x 60 inches long (ideal for long beds)
- Material: .125 gauge aluminum / fully baffled
- Fill Neck: Single fill neck / driver’s side / with locking fuel cap (both sizes)
- Fuel Type: Diesel fuel only
- Bed Type Compatibility:
- 30 Gallon: Short bed Ford, Dodge, and GM/Chevrolet
- 38 Gallon: Long bed Ford, Dodge, and GM/Chevrolet
- Important Fitment Notes:
- Tank must be notched for short bed Dodge. May interfere with Dodge short bed trucks equipped with factory puck system.
- Add 1.5 inches (front and rear) to the width of the tank for hold down tabs.
- Fuel System Requirement: You must select either the Freedom Fill Fuel System or the Push N Fuel System at checkout.
See the attached spec sheet for the 30-gallon size showing detailed notched dimensions.
Why Choose ATTA Diesel Auxiliary Low Profile Under Toolbox Tank
When it comes to extending your diesel truck’s range, the ATTA under toolbox tank stands apart for its premium build quality and thoughtful engineering. Unlike bulky in-bed tanks, this low-profile solution preserves your truck bed’s utility, allowing you to keep your toolbox and cargo in place. The .125 gauge aluminum construction is fully baffled to minimize fuel slosh and provide exceptional longevity, even in demanding conditions.
What truly sets ATTA apart is the flexibility of fuel system options. The Freedom Fill System offers a fully automatic, computerized transfer that refills your factory tank without any driver input—simply drive and enjoy peace of mind. For those seeking a more budget-conscious solution, the Push N Fuel System provides reliable manual control with a dash-mounted rocker switch. Both systems are purpose-built for Ford, Dodge, and GM/Chevrolet diesel trucks, ensuring seamless integration.
Backed by the expertise of Aluminum Tank & Tank Accessories, Inc., ATTA tanks are trusted by professionals who demand reliability. Whether you choose the 30-gallon short bed model or the 38-gallon long bed version, you’re investing in a tank that delivers real-world range extension, secure fueling, and years of dependable service. Maximize your diesel performance—choose ATTA.
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