This box contains four authentic NGK spark plugs with model number BP7HS / 5111, made in Japan. The plugs are specifically designed for use in boats and motorcycles, ensuring reliable ignition and optimal performance. Designed by a trusted brand, these spark plugs offer a guaranteed fit for your engine and are a great value for your money. Whether you're looking to replace old plugs or upgrade to a better option, these NGK spark plugs are a top choice.