NGK Laser Iridium spark plug - MR8BI-8 - NGK is one of the world's leading manufacturers of spark plugs and ignition technology. As an established original equipment manufacturer, the company supplies numerous vehicle manufacturers with high-quality ignition components. NGK spark plugs are specially developed to ensure optimum engine performance, high thermal resistance and a long service life. Thanks to continuous investment in research and development, the NGK range offers innovative solutions for almost all engines and requirements. Ideal for demanding bikers and motorsport enthusiasts who value quality and performance.