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NGK DPR7EIX-9 Spark Plug£9.46
Iridium IX Spark Plug. The ultimate in the evolution of spark plug technology and performance from the industry leader. The iridium electrode is 25% smaller than a platinum electrode, and it ́s just 1/4 the size of a conventional nickel electrode.
Ultra-small diameter center electrode reduces voltage requirement and extends ignition system life. New metal shell plating has enhanced anti-corrosion qualities.