Pyroil, 7.5 OZ, Starting Fluid, Can Be Sprayed Directly Into Air Cleaner, Contains An Upper Cylinder Lubricant, Starts Engines Quickly Reducing Battery Drain, Can Be Used To Start Both Diesel & Gas Engines, Fits Diesel Injector Systems, Gives Smooth Starts In All Kinds Of Weather & Is Combustion Ready To -40 Degrees Fahrenheit.