The 3 PACK Spark Plug Autolite AP 5426 is a set of high-quality spark plugs designed for use in a variety of vehicles. Made by the reputable brand Autolite, these spark plugs are reliable and durable. The manufacturer part number APP5426 ensures compatibility and easy identification for installation. With a California Prop 65 Warning indicating the presence of nickel, these spark plugs are a safe and efficient choice for improving the ignition system in your car or truck.