Energy 1 Corporation is a manufacturer of fuel efficiency and emission reduction solutions for retrofit on diesel powered engines - including vehicles as well as constant speed equipment. Energy 1 Corporation manufactures and distributes the ExhausTek & IonTek product lines. The ExhausTek is the world's first Vortex Field Ionizer (VFI) for emission reduction, replacing two components, the diesel particulate matter filter and NOx trap. Using the IonTek, either alone or in part with the ExhausTek, improves performance, reduces emission and increases fuel economy.