The product is a set of four genuine NGK spark plugs, model CPR7EA-9 3901. These spark plugs are designed to provide reliable ignition performance for your vehicle, ensuring optimal engine efficiency and power output. With the trusted NGK brand name and specific manufacturer part number, you can be confident in the quality and compatibility of these spark plugs for your car or truck. Upgrade your ignition system with these high-quality spark plugs to improve overall performance and fuel efficiency.