Titan Fuel Tanks Universal Trekker 40 Gal. Extra HD Cross-Linked PE Fuel Tank SystemIIntroducing the new compact, Travel Trekker 40auxiliary fuel system! This innovative 40 gallon product works great with most any full sized diesel truck. That includes half ton pickups with Utility beds, those equipped with a RamBox(R), and those equipped with a factory 5th wheel package. Additionally, it will fit many mid sized vehicles, is baffled to minimize fuel sloshing and will even fit under most tonneau covers. The TITAN Travel Trekker 40 is