NGK Iridium

NGK Iridium IX Spark Plugs (4) for 2000-2005 Celica 1.8 1ZZ-FE | 2 Steps Colder

NGK Iridium IX Spark Plugs (6) for 2002-2009 Trailblazer 4.2 | 2 Steps Colder

NGK Iridium IX Spark Plugs (4) for 2007-2008 Cooper 1.6 SOHC | 1 Step Colder

NGK Iridium IX Spark Plugs (4) for 2007-2008 Magentis 2.4

NGK Iridium IX Spark Plugs (8) for 2001-2002 E450 Econoline Super Duty 5.4 Gasoline | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 1995-2001 Swift 1.3 | 1 Step Colder

NGK Iridium IX Spark Plugs (6) for 1995-2002 Firebird 3.8 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (8) for 2008-2013 Corvette 6.2 Naturally Aspirated | 2 Steps Colder

NGK Iridium IX Spark Plugs (8) for 2006-2007 Monte Carlo 5.3 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (8) for 1998-2004 Navigator 5.4 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (8) for 1999 C1500 Suburban 5.0 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (8) for 2003-2009 4Runner 4.7 | 1 Step Colder

NGK Iridium IX Spark Plugs (8) for 2006-2011 DTS 4.6 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (6) for 2001-2008 Magentis 2.5 | 2 Steps Colder

NGK Iridium IX Spark Plugs (4) for 2006-2007 5 2.3 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (6) for 2003-2008 Tiburon 2.7

NGK Iridium IX Spark Plugs (6) for 1995-2000 Cirrus 2.5 | 2 Steps Colder

NGK Iridium IX Spark Plugs (6) for 2007-2009 Sorento 3.8 | 2 Steps Colder