The Champion Spark Plug 7983 Set Of 2 is a reliable and high-quality product designed to improve the ignition system of your vehicle. With the OE/OEM part numbers 12571164 and 12578277, this spark plug set ensures a perfect fit and optimal performance. Manufactured by Champion Spark Plug, a trusted brand in the automotive industry, these spark plugs will help keep your engine running smoothly and efficiently. Upgrade your ignition system with this set of top-notch spark plugs.