Universal Magnetic Gas Oil fuel saver Performance Trucks & Cars Blue

color : As shown size : * 99585908/5496552475 Universal Magnetic Gas Oil fuel saver Performance Trucks amp; Cars Blue Features: 1.Save fuel,Improve Fuel Economy.Generally, it can reach 10% - 30% of the oil-saving level. 2.Increasing ignition efficiency. 3.Extend the life of the engine. 4. Stops scale build-up and corrosion in engine. 5.Installed directly on the intake pipe, simple and convenient! � Specification: Package Size:7*5*5CM� Package Weight: 105g � Package List: 1 X Magnetic Fuel Saver 4 X Aluminum screw 1 X Allen Key