FuelEX Fuel Saving device, save fuel 28%, Unit Price C&F at your port US$10/- including the shipment charges by air cargo. The FuelEX can be installed at all types of Fuels, like Petrol 25%, Gas30%, Diesel20%, Burners, Generators, Car, Truck and Buses etc. World powerfull & Smallest fuel saver With Magnetixc+FIR power.