NGK Iridium Stock Heat Spark Plug Box of 4 (LZTR5AIX-13)

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 2005-2007 Chrysler 300 Base 2005-2010 Chrysler 300 C SRT8 2008-2009 Chrysler 300 LX 2010 Chrysler 300 Touring 1998-2004 Chrysler Concorde LX 2005-2007 Chrysler Pacifica Base 2008 Chrysler Pacifica LX 2008 Chrysler PT Cruiser Base 2005 Chrysler PT Cruiser Dream Cruiser 2003-2007 Chrysler PT Cruiser GT 2004-2009 Chrysler PT Cruiser Limited 2005 Chrysler PT Crui