The product is a set of 4 NGK V-Power spark plugs, model number 5084 ZFR5A-11. These spark plugs are designed for gasoline engines, with a standard configuration and actual OE replacement material. Manufactured in Japan, they come with a 1-year manufacturer warranty and are considered a performance part. The spark plugs have a universal fitment and are suitable for vintage vehicles. With a voltage of 4V, these NGK spark plugs are a reliable choice for improving the ignition system of your car or truck.