Extang Trifecta 2.0 - 06-15 Ridgeline Model 92825 39.75" Wide The AL40RU is the narrowest

The AL40RU is the narrowest tank at only 10” wide

Transfer Flow 40 Gallon Auxiliary Diesel Fuel Tank Tool Box Combo - TRAX 4 Model 0800116188

The AT45RBR will fit a long or short bed diesel truck

ATTA 80 Gallon Rectangular Transfer Tank AT80RTF

ATI 95 Gallon Split Transfer Tank/Toolbox Combo Bright Aluminum Model # TTL95SCB

Extang Trifecta 2.0 - 06-15 Ridgeline Model 92825 39.75" Wide The AL40RU is the narrowestExtang Trifecta 2. 0 06 15 Ridgeline Model 92825 Choose Simple: Extang's redesigned soft tri fold cover has a host of new features yet remains the easiest to install and simplest to use. The newly redesigned Trifecta 2. 0 is the strongest vinyl tri fold truck bed cover available, and built to last for years. Your choice in soft tri fold covers is still simple! EZ Lock Clamps Allow Quick And Easy Access At The Tailgate JawGrip Clamps Secure The Cover