NGK Ruthenium HX Spark Plug Box of 4 (FR5BHX)

NGK Ruthenium HX High Ignitability Spark Plug Box of 4 (FR5BHX) Unlock unparalleled performance and durability with the NGK Ruthenium HX High Ignitability Spark Plugs. Designed for today’s modern vehicles, these spark plugs are engineered with cutting-edge Ruthenium technology to deliver exceptional performance, long-lasting reliability, and improved fuel efficiency. Whether you're on the track, street, or pushing your engine to its limits, NGK Ruthenium HX plugs are built to meet the demands of high-performance enthusiasts and daily drivers alike. Key Features & Benefits: Industry-Leading Durability: The Ruthenium center electrode offers superior durability, outperforming conventional spark plugs. With a lifespan up to twice as long as traditional platinum plugs, the Ruthenium HX plugs ensure extended intervals between replacements, saving you time and money in the long run. Enhanced Throttle Response: Enjoy quicker throttle response and a smoother idle thanks to the advanced