The NGK Spark Plug B-4H is a high-quality spark plug designed for use in automotive ignition systems. Manufactured by NGK, a reputable brand known for producing reliable spark plugs, this model is suitable for various vehicles. The spark plug is classified as Type B-4H and comes with OE/OEM Part Number B4H and Manufacturer Part Numbers B4H and 5855. With NGK's reputation for performance and durability, this spark plug is a dependable choice for maintaining optimal engine ignition in your car or truck.