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Questions? Call or Text our US based team: 800-964-5341

Rectangular Fuel Tanks

Browse our selection of rectangular transfer tanks, auxiliary tanks and tank toolbox combos for sale. Rectangle tank sizes range from 30 gallons up to 110 gallons. We offer both aluminum and steel tanks. These tanks are designed to easily fit inside your truck bed and are available with a range of dimensions that can fit a short bed or longer truck beds.

Use a rectangular transfer tank to dispense fuel with a fuel pump and a rectangle auxiliary tank to transfer diesel fuel to a diesel truck fuel tank.

Original price $644.12 - Original price $711.76
Original price $644.12 - Original price $711.76
Original price $644.12
$547.50 - $605.00
$547.50 - $605.00
Current price $547.50

ATI Rectangular DOT Approved Aluminum Transfer Tank

Aluminum Tank Industries rectangle Refueling aluminum Transfer Tanks are legal in all 50 states for gasoline, kerosene, methanol, diesel, and aviat...

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Original price $655.88 - Original price $857.35
Original price $655.88 - Original price $857.35
Original price $655.88
$557.50 - $1,113.75
$557.50 - $1,113.75
Current price $557.50

ATI Rectangle DOT Approved Aluminum Transfer Tank

Aluminum Tank Industries rectangle DOT approved aluminum fuel transfer tanks are legal in all 50 states for gasoline, kerosene, methanol, diesel, a...

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Original price $675.00 - Original price $776.47
Original price $675.00 - Original price $776.47
Original price $675.00
$573.75 - $660.00
$573.75 - $660.00
Current price $573.75

ATI Rectangular Diesel Aluminum Auxiliary Tank

Aluminum Tank Industries rectangle aluminum auxiliary fuel tank is available in sizes that range from 30 gallons to 55 gallons.  These light weight...

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Original price $1,176.47 - Original price $1,325.00
Original price $1,176.47 - Original price $1,325.00
Original price $1,176.47
$1,000.00 - $1,126.25
$1,000.00 - $1,126.25
Current price $1,000.00

ATI Split Rectangle Refueling Transfer Tank

Aluminum Tank Industries Split Rectangle DOT approved Refueling Transfer Tanks are legal in all 50 states for gasoline, kerosene, methanol, diesel,...

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Original price $1,666.79 - Original price $1,876.92
Original price
$1,666.79 - $1,876.92
$1,666.79 - $1,876.92
Current price $1,666.79

Transfer Flow Refueling Transfer Tank

The Transfer Flow refueling transfer tank with transfer pump is available in 50 gallon, 82 gallon, and 109 gallon sizes.  The refueling system come...

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Original price $2,127.94 - Original price $2,285.29
Original price $2,127.94 - Original price $2,285.29
Original price $2,127.94
$1,808.75 - $1,942.50
$1,808.75 - $1,942.50
Current price $1,808.75

ATI Double Wall Refueling Transfer Tank

Aluminum Tank Industries rectangle double wall Refueling Transfer Tank are legal in all 50 states for gasoline, kerosene, methanol, diesel, and avi...

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Original price $801.47 - Original price $864.71
Original price $801.47 - Original price $864.71
Original price $801.47
$681.25 - $735.00
$681.25 - $735.00
Current price $681.25

ATI Diesel Aluminum Auxiliary Tank

Aluminum Tank Industries rectangle aluminum auxiliary fuel tank is available in sizes that range from 51 gallons to 66 gallons.  These light weight...

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Original price $1,900.00 - Original price $2,485.00
Original price
$1,900.00 - $2,485.00
$1,900.00 - $2,485.00
Current price $1,900.00

The Fuelbox Under Tonneau Fuel Tank Toolbox Combo

The Fuelbox Under Tonneau is a low profile fuel tank toolbox combo.  This fuel tank toolbox combo is designed to work with most tonneau covers. The...

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Original price $744.00 - Original price $1,343.00
Original price
$744.00 - $1,343.00
$744.00 - $1,343.00
Current price $744.00

ATTA Rectangular DOT Approved Transfer Tank

ATTA rectangular transfer tanks are DOT approved for use with diesel, gasoline, kerosene, ethanol, methanol and aviation fuel.  Secure your transfe...

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Original price $2,939.10 - Original price $2,939.10
Original price
$2,939.10
$2,939.10 - $2,939.10
Current price $2,939.10

Transfer Flow Split Fuel Refueling Transfer Tank

The Transfer Flow Split Fuel refueling transfer tank with transfer pump offers 100 gallons of total capacity split into two 50 gallon compartments....

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Original price $1,562.40 - Original price $2,138.40
Original price
$1,562.40 - $2,138.40
$1,562.40 - $2,138.40
Current price $1,562.40

BCI Rectangular Steel Fuel Tank Toolbox Combo

BCI Fabrication rectangular steel tank toolbox combos are designed to fit both short and long bed trucks. The rectangular tank toolbox combo comes ...

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Original price $1,761.05 - Original price $1,761.05
Original price
$1,761.05
$1,761.05 - $1,761.05
Current price $1,761.05

Transfer Flow Low Profile Under Tonneau Cover Transfer Tank

If you need a low profile fuel transfer tank that fits under most standard sized tonneau covers, Transfer Flow offers a 40 gallon tank with a 12V G...

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Original price $1,896.00 - Original price $1,896.00
Original price
$1,896.00
$1,896.00 - $1,896.00
Current price $1,896.00

ATTA DOT Approved Rectangle Transfer Tank Toolbox

ATTA transfer tank & toolbox combo with transfer pump is DOT approved for use with diesel, gasoline, kerosene, ethanol, methanol and aviation f...

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Original price $1,889.76 - Original price $2,177.82
Original price
$1,889.76 - $2,177.82
$1,889.76 - $2,177.82
Current price $1,889.76

Transfer Flow In-Bed Auxiliary Fuel Tank System

The Transfer Flow In-Bed auxiliary fuel tank is designed to be compatible with almost any diesel truck, including half-ton pickups, trucks with uti...

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Original price $2,310.18 - Original price $3,149.14
Original price
$2,310.18 - $3,149.14
$2,310.18 - $3,149.14
Current price $2,310.18

Transfer Flow Fuel Transfer Tank Tool Box Combo with Pump

The Transfer Flow Fuel Transfer Tank Toolbox Combo comes with a 12 volt GPI fuel transfer pump. The tank has a steel design and is available in 40 ...

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Original price $1,935.00 - Original price $1,935.00
Original price
$1,935.00
$1,935.00 - $1,935.00
Current price $1,935.00

ATTA Diesel Auxiliary Tank & Toolbox Cooler

The ATTA 32 gallon Diesel Auxiliary Tank & Toolbox combo includes space for a truck bed cooler. The tank is designed to provide enough space to...

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Original price $1,745.26 - Original price $1,870.62
Original price
$1,745.26 - $1,870.62
$1,745.26 - $1,870.62
Current price $1,745.26

Transfer Flow Low Profile Under Tonneau Auxiliary Fuel Tank

The low profile Transfer Flow auxiliary fuel tank is designed to fit under tonneau covers.  Choose from 40 or 50 gallon sizes. Either option offers...

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Original price $751.81 - Original price $812.07
Original price
$751.81 - $812.07
$751.81 - $812.07
Current price $751.81

Transfer Flow Diesel Refueling Transfer Tank

The Transfer Flow diesel refueling transfer tank is available in 50 gallon and 80 gallon sizes. Fill your diesel fuel needs with a safe, legal, and...

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Original price $2,467.73 - Original price $3,293.60
Original price
$2,467.73 - $3,293.60
$2,467.73 - $3,293.60
Current price $2,467.73

Transfer Flow Auxiliary Fuel Tank Tool Box Combo

The Transfer Flow auxiliary fuel tank and toolbox combo is the best of both worlds, providing more fuel and secure storage for all your adventures....

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Original price $1,900.00 - Original price $2,485.00
Original price
$1,900.00 - $2,485.00
$1,900.00 - $2,485.00
Current price $1,900.00

The Fuelbox Outside Fill Neck Fuel Tank Toolbox

The Fuelbox Outside Fill Neck Fuel Tank Toolbox provides easy was designed with the short bed Dodge in mind. Despite limited space, this fuel tank...

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Original price $1,900.00 - Original price $2,635.00
Original price
$1,900.00 - $2,635.00
$1,900.00 - $2,635.00
Current price $1,900.00

The Fuelbox Fuel Tank Toolbox Combo

The Fuelbox Fuel Tank Toolbox Combo is a fuel tank toolbox combo. The tank will sit flush or below the bedrails. It clears most gooseneck and fifth...

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Original price $1,741.00 - Original price $1,741.00
Original price
$1,741.00
$1,741.00 - $1,741.00
Current price $1,741.00

ATTA Sleeper Diesel Auxiliary Fuel Tank

The aluminum ATTA Sleeper Diesel Auxiliary Fuel Tank is a 110 gallon rectangular aluminum auxiliary fuel tank designed to fit underneath a truck b...

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Original price $1,463.00 - Original price $2,182.00
Original price
$1,463.00 - $2,182.00
$1,463.00 - $2,182.00
Current price $1,463.00

ATTA Diesel Auxiliary Tank & Toolbox Combo (Short Bed)

The aluminum ATTA diesel under tonneau auxiliary tank and toolbox short bed combo is designed for short bed trucks. The tank is constructed with ....

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Original price $2,285.29
Original price $2,285.29 - Original price $2,285.29
Original price $2,285.29
Current price $1,942.50
$1,942.50 - $1,942.50
Current price $1,942.50

ATI Split Refueling Tank Toolbox Combo

Aluminum Tank Industries Split Refueling Transfer Tank Toolbox combo offers 92 gallons split in two secure 46 gallon compartments. This tank is a s...

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Original price $1,144.12 - Original price $1,207.35
Original price $1,144.12 - Original price $1,207.35
Original price $1,144.12
$972.50 - $1,026.25
$972.50 - $1,026.25
Current price $972.50

ATI Rectangle Refueling Tank Toolbox Combo

Aluminum Tank Industries Rectangle Refueling Transfer Tank Toolbox combos are available in 42 gallon and 58 gallon sizes.  The 58 gallon tank toolb...

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Original price $2,100.00 - Original price $2,685.00
Original price
$2,100.00 - $2,685.00
$2,100.00 - $2,685.00
Current price $2,100.00

The Fuelbox Flatbed Fuel Tank Toolbox Combo

The Fuelbox Flatbed Fuel Tank Tool Box combo is designed for flatbed trucks. The tank includes a longer and square design to better fit the width o...

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Original price $864.00 - Original price $1,202.40
Original price
$864.00 - $1,202.40
$864.00 - $1,202.40
Current price $864.00

BCI Rectangular Steel Diesel Transfer Tank

BCI Fabrication Diesel Transfer Tanks are designed with heavy duty baffling, 12 gauge mild steel, and sport a sleek charcoal black finish. The char...

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Original price $1,900.00 - Original price $2,485.00
Original price
$1,900.00 - $2,485.00
$1,900.00 - $2,485.00
Current price $1,900.00

The Fuelbox Rectangle Fuel Tank Toolbox Combo

The Fuelbox is a rectangle shaped fuel tank toolbox combo.  The toolbox and fuel tank combo sit flush or below the bed rails and the filler neck i...

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Original price $2,300.00 - Original price $2,850.00
Original price
$2,300.00 - $2,850.00
$2,300.00 - $2,850.00
Current price $2,300.00

The Fuelbox Crossover Fuel Tank Toolbox

The Fuelbox Crossover Fuel Tank Tool Box combo offers over the bed rail or in bed mounting. The crossover truck tool box combo offers significant f...

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Original price $1,485.00 - Original price $2,075.00
Original price
$1,485.00 - $2,075.00
$1,485.00 - $2,075.00
Current price $1,485.00

The Fuelbox Auxiliary Fuel Transfer Tank

The Fuelbox Auxiliary Fuel Transfer Tank is an in bed diesel fuel tank. Choose whether you want to use this fuel tank as a transfer tank or an auxi...

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Original price $924.00 - Original price $1,494.00
Original price
$924.00 - $1,494.00
$924.00 - $1,494.00
Current price $924.00

ATTA Rectangular Diesel Auxiliary Fuel Tank

ATTA rectangular diesel auxiliary fuel tanks are designed with .125 aluminum gage and are available in sizes that range from 40 gallons to 110 gall...

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Original price $970.00 - Original price $1,406.00
Original price
$970.00 - $1,406.00
$970.00 - $1,406.00
Current price $970.00

ATTA Low Profile Below Bed Rail Diesel Auxiliary Tank

ATTA Low Profile Below Bed Rail rectangular tanks are designed to be used with a hard or soft bed cover. The highest portion of the tank will be b...

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Original price $1,962.00 - Original price $1,962.00
Original price
$1,962.00
$1,962.00 - $1,962.00
Current price $1,962.00

ATTA DOT Approved Transfer Tank Toolbox

ATTA transfer tank & toolbox combo with transfer pump holds 45 gallons and is DOT approved for use with diesel, gasoline, kerosene, ethanol, me...

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Original price $1,556.00 - Original price $1,556.00
Original price
$1,556.00
$1,556.00 - $1,556.00
Current price $1,556.00

ATTA Diesel Auxiliary Tank & Toolbox Combo AT50TT

ATTA Diesel Auxiliary Tank & Toolbox combos provide an ideal solution for securely storing a 50 gallon auxiliary fuel tank and a toolbox in an...

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Original price $1,605.00 - Original price $1,605.00
Original price
$1,605.00
$1,605.00 - $1,605.00
Current price $1,605.00

ATTA Diesel Auxiliary Tank & Toolbox Combo (Dodge 1500 Eco)

The aluminum ATTA diesel auxiliary tank and toolbox AT40TT-ED is designed for the Dodge 1500 ECO Diesel Short Bed. The aluminum toolbox is a singl...

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Original price $1,024.00 - Original price $1,024.00
Original price
$1,024.00
$1,024.00 - $1,024.00
Current price $1,024.00

ATTA Diesel Auxiliary Low Profile Under Toolbox Tank

The aluminum ATTA low profile under toolbox fuel tank is designed for short beds only. The Under Toolbox fuel tank is designed to work in conjuncti...

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Original price $978.75 - Original price $1,085.00
Original price
$978.75 - $1,085.00
$978.75 - $1,085.00
Current price $978.75

ATI Rectangular Auxiliary Tank Toolbox Combo

Aluminum Tank Industries Rectangle diesel Auxiliary Tank Toolbox combos offer a lightweight aluminum design with sizes that range from 30 gallons t...

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