Triple CP3 Pump Controller to operate three CP3's. When you need all of the fuel to support a high horsepower competition engine, multiple CP3 pumps provide the necessary volume to your high pressure fuel system to maintain consistent and smooth rail pressure. This product provides the necessary microprocessor control to allow use of two additional belt driven CP3 pump in conjunction with the stock location, gear driven CP3 for the ultimate increase in pumping capacity and volume while reducing drive loads across the pumps for improved reliability.