NGK Iridium Spark Plug Box of 4 (LFR5AIX-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 2015-2017 Chrysler 200 C 2015-2017 Chrysler 200 Limited 2015-2017 Chrysler 200 LX 2015-2017 Chrysler 200 S 2009-2012,2014-2020 Chrysler 300 C 2014 Chrysler 300 C Luxury 2015-2017 Chrysler 300 C Platinum 2010,2012,2014-2020 Chrysler 300 S 2008-2009 Chrysler Aspen Limited 2009-2020 Dodge Challenger R/T 2012 Dodge Challenger R/T Classic 2015-2016 Dodge Challenge