A member of the 2400 Series of plunger pumps by Hypro, this reliable model is specially designed for applications in the car wash industry and delivers high pressure for a quality wash every time. With the lifetime warranty on the single-piece brass heads and the plungers made of stainless steel for high resistance to wear and corrosion, the Hypro 2431B-P Plunger Pump is a machine you can count on.