The product is a set of two NGK 4838 BP8H-N-10 V-Power spark plugs with a thread diameter of 14mm and a standard configuration. Made of nickel material and weighing 1.3 lbs, these spark plugs are designed for gasoline engines and come with a 5-year manufacturer warranty. Manufactured in Japan, the spark plugs feature a black color and operate at a voltage of 10V. The product is a reliable choice for improving the ignition system of a car or truck, ensuring optimal performance and efficiency.