In-Bed Fuel Tanks
Double or Triple your pickup's fuel capacity with an in-bed auxiliary fuel tank system
Increase your Ford, GM or Dodge Ram diesel pickup’s fuel capacity and driving range with an in-bed auxiliary fuel tank systems from Transfer Flow! Transfer Flow in-bed auxiliary tanks are available in 37, 50, 75, 98 and 100 gallons, and are available in sturdy aluminized steel and bright diamond plate. Transfer Flow fuel tanks are fully baffled to minimize fuel sloshing and come complete with all necessary installation components and detailed instructions (some pickups require a fillneck kit or tee). Using the patented technology of our TRAX 3™ operating system, the transfer process is entirely automatic and 100% worry free! Exclusive design features allow some tanks to be used in conjunction with other popular cargo accessories such as retractable truck bed covers and tonneau covers. Let us "fuel your adventures" with a safe, legal and durable in-bed auxiliary fuel tank system from Transfer Flow!
37 Gallon Roll-Top Fuel Tank
Our 37 gallon in-bed fuel tank fits short and long bed pickups. It's designed to fit under Pace-Edwards and Truck Covers USA retractable bed covers. The tank is available in 14 gauge aluminized steel with black powder coat finish.
40 Gallon Fuel Tank
The unique design of Transfer Flow’s 40 gallon in-bed auxiliary fuel tank system makes it compatible with almost any diesel full-size truck, including half ton pickups, trucks with utility beds, RamBox® equipped trucks, or those with a factory installed 5th wheel prep package. Because of its low height, it can fit under most standard tonneau bed covers!
50 Gallon Low Profile Fuel Tank
The height of this tank allows it to fit under a tonneau cover. This tank fits short bed and long bed pickups, and is available in either 14 gauge aluminized steel with black powder coat finish or bright polished aluminum diamond plate.
75 Gallon Space Saving Fuel Tank
Our 75 gallon in-bed fuel tank is just 18" deep and delivers a significant increase in fuel capacity while maintaining maximum cargo space. The tank fits short and long bed pickups. It is available in 14 gauge aluminized steel with black powder coat finish (tanks shown in photo has our optional spray-on coating).
98 Gallon High Capacity Fuel Tank
Our popular 98 gallon in-bed auxiliary fuel tank comes in bright aluminum diamond plate or black powder coated finish, with the height being about flush with most pickup bed rails.
100 Gallon "Hauler" Fuel Tank
Our 100 gallon in-bed fuel tank is just what your long bed pickup needs for those long hauls! Made from bright aluminum diamond plate and mill finish aluminum. You’ll love the sleek new look of our patent pending design!
Features and Benefits
- Operates with Transfer Flow's patented TRAX 3™ operating system
- Fuel transfers automatically from in-bed fuel tank to stock fuel tank
- Available in 37, 50, 75 and 98 gallons
- Manufactured from aluminized steel or aluminum diamond plate
- Baffled to reduce fuel sloshing
- Won't interfere with standard fifth wheel hitch
- Over 300 authorized installers in the US and Canada
- Optional Spray-on coating available
- Proudly made in the USA!