Valve Saver Kit is no fuss way of adding Valve Saver Fluid into your vehicle fuel system, keeping your engine valves protected and the upper cylinder areas cool, clean & lubricated It is recommended to be used on LPG and CNG converted vehicles to aid in the reduction of engine wear, & can be used as a lead replacement for older vehicles The Flashlube Lubrication Kit can be fitted to any LPG, CNG or petrol powered vehicles, Forklifts, agricultural and industrial engines