NGK IX Iridium Spark Plug (Set of 4)

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability.
HON 2018-13; INFINITI 2017-08; LEXUS 2015-11, MAZDA 2017-12; NIS 2017-07; PONT 2010-09; SCION 2014-08; SUBARU 2018-11; TOYOTA 2015-09