NGK Iridium IX Spark Plug Box of 4 (LTR6IX) - 94374

About Product Additional Details About the Brand Vehicle Fitment Product Videos NGK Iridium IX Spark Plug Box of 4 (LTR6IX)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. This part fits:FORD 2018-10; JAGUAR 2017-13; LAND ROVER 2016-12; LINCOLN 2017-10; MAZDA 2009-07 RECOMMENDED USAGE: Modified or hig