Transfer Flow's 50-gallon fuel tank fits under your tonneau cover

Transfer Flow 50 Gallon Diesel Auxiliary Tank System

TransferFlow 40 Gallon DOT Refueling Tank System - John M. Ellsworth Co. Inc.

AM-Tank Low Profile 58 Pick Up Diesel Tank-Fits UNDER Tonneau Covers –

ATTA 50 Gallon Diesel Auxiliary Tank & Toolbox Combo (For Tri-Fold Bed Cover)

Transfer Flow - 50 Gallon In-Bed Auxiliary Fuel Tank System - TRAX 4

Transfer Flow, Inc. - Aftermarket Fuel Tank Systems - 40 Gallon Refueling Tank System - Gas, Diesel, Kerosene

FTC44T - 40 GAL - The Fuelbox - Auxiliary Fuel Tanks and Toolboxes for Trucks

Transfer Flow — Tank Retailer

AT78WX, 52% OFF

Transferflow Transfer Tanks – SoCal Truck Accessories & Equipment

ATTA DOT Approved Under Tonneau Cover Transfer Tank — Tank Retailer

Transfer Flow 50/50 Gallon Split Refueling Dual Tank System