FST Hyperfuel Fuel Cells feature welded aluminum, and an in-tank fuel pump meant to keep the fuel pump submerged in fuel, virtually eliminating hot fuel handling issues. The Hyperfuel cells are available in 6, 15, and 20 gallon sizes with a choice of a single or dual high quality fuel pump to support most power levels and engine combinations. The 6, 15 and 20 gallon fuel cells feature a 0-90 Ohm fuel level sender and all cells include ( 1 ) -8 AN return line provision and ( 1 ) -8 AN rollover vent.