If there's one downside to modern HD diesel trucks that we've found, it would have to be the painfully low capacity fuel tanks. Sure, some manufacturers have offered upgraded tanks over the years; ...

Transfer Flow, a well-respected designer and manufacturer of aftermarket and OEM fuel tanks, has a knack for getting the most out of your available space. It offers a 60-gallon replacement fuel system ...

Transfer Flow's 50-gallon fuel tank for the Nissan Titan XD. Transfer Flow introduced a 50-gal. high-capacity replacement fuel tank for the 2016 Nissan Titan XD diesel truck. The Transfer Flow ...

Provides 100 gal. of diesel and 18 gal. of DEF capacity that fits seamlessly into the bed of pickup trucks Thunder Creek Equipment introduces a combination diesel and diesel exhaust fluid (DEF) ...

Transfer Flow's 70-gallon toolbox and fuel tank combo for 1999-2016 Ford, Ram and GM full-size diesel trucks. Transfer Flow has introduced a 70-gallon toolbox and fuel tank combo for 1999-2016 Ford, ...