NGK IX Iridium Spark Plug Box of 4 (BPR5EIX-11)

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.This Part Fits: Year Make Model Submodel 2000 American IronHorse Bandit Base 2000-2002 American IronHorse Classic Base 2001-2003 American IronHorse Legend Base 2000-2003 American IronHorse Outlaw Base 2001-2002 American IronHorse Ranger Base 2003 American IronHorse Ranger T Base 2000-2003 American IronHorse Slammer Base 2000,2003 American IronHorse Stalker Base 2001-2003 American IronHorse Tejas Base 20