Water Tank:A 52L stainless steel water tank that fits behind the Front Runner Pickup Drawer / Large or Wolf Pack Drawer system. This water tank is placed below the drawer deck to utilize the space between the back of the drawer and the vehicle. All piping and fittings are provided to plumb the tanks contents to the front of the drawer system for ease of use. Knocked out holes in the drawer's side panel plate accommodates the fittings and ensures that all the pipe work is neatly hidden. Additionally a 12 volt electric pump is included to increase the outlet pressure and flow rate. Water Pump:Features: Built-in pressure switch automatically starts and stops pump instantaneously when discharge valve opens and closes. Compact design and plug-in port fittings make installation easy. Can run dry without damage and handle liquids up to 130° F (54° C). No metal contact with liquid being pumped. Ball bearing drive throughout pump and motor assures longer pump life. Excellent self-priming capability. Pump may be located above the liquid level. Powerful, permanent magnet motor with low current draw and long life brushes.