Auxiliary fuel tank designed to work with Tonneau cover. 100% aluminum diamond tread plate. Overall Dimensions L x W x H (in.): 48 x 28 x 16 1/2, DOT Approved: Yes Auxiliary tank has fittings so it can connect to your factory lines Features suction tube, manual sight gauge, baffles to reduce slosh, return and drain fittings L-Shape fits under roll locker Fits some short beds; please measure before ordering It is the users responsibility to comply with local, state and federal requirements pertaining to safe transportation, loading and discharging of tank contents Cannot be used to transfer gasoline to another vehicle Not intended to be used for gasoline