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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
Built with an extra-thick 8mm silicone jacket and high-grade insulation
PM & HHI three button style
Classic Harley-Davidson Bar & Shield branding
Bold Harley-Davidson graphics for authentic style
NGK SPARK PLUG - RACING CTN4 Long Built with an extra-thick 8mmNGK Racing Spark Plugs NGK Spark Plugs has been igniting sparks since the 1930s. However, sparks dont just simply ignite. It takes a high amount of precision to create spark plugs that perform their task well and are extremely resistant in doing so. NGK Racing Spark Plugs are designed for use in engines that have been fine tuned to achieve maximum power. Demand Performance, Rely on NGK.