Replacement Plastic Gas Tanks, Steel Gas Tanks, Fuel Sending Units and other Fuel System Accessories from Gas Tank Depot.com. Wide offer a wide variety of Fuel System parts for Ford, Chevy, GMC, Jeep and other makes and models at low prices. Gas Tank Depot Specializes in Plastic Fuel Tanks from MTS. MTS manufactures the highest quality, replacement fuel tanks for Trucks, Jeeps and SUV's from high-density, cross-linking polyethylene. All MTS fuel tanks are proudly made right here in the USA. Gas Tank Depot has grown from offering just a few fuel tanks to handling over 65 different models. With the introduction of each new fuel tank, Gas Tank Depot has added over 75 sending units, fuel & vent hoses, fuel tank straps and 100's of specialty fuel system parts!