NGK Iridiums

NGK Iridium IX Spark Plugs (4) for 2004-2006 Baja 2.5 Naturally Aspirated

NGK Iridium IX Spark Plugs (6) for 2006 Zephyr 3.0 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 2007-2008 Vibe 1.8 | 2 Steps Colder

NGK Iridium IX Spark Plugs (8) for 2003-2016 Express 2500 6.0 | 2 Steps Colder

NGK Iridium IX Spark Plugs (8) for 1996-1999 C2500 Suburban 5.7 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 2003 Baja 2.5 | 1 Step Colder

NGK Iridium IX Spark Plugs (4) for 1993-1994 323 1.8 | 2 Steps Colder

NGK Iridium IX Spark Plugs (6) for 2003-2005 Sable 3.0 Flex Fuel | 1 Step Colder

NGK Iridium IX Spark Plugs (8) for 1992-1993 K2500 5.7 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 2005-2006 9-2X 2.5 Naturally Aspirated

NGK Iridium IX Spark Plugs (6) for 1999-2005 Explorer 4.0 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (8) for 2001-2006 LS430 4.3 | 1 Step Colder

NGK Iridium IX Spark Plugs (4) for 1995 Sportage 2.0 DOHC | 1 Step Colder

NGK Iridium IX Spark Plugs (4) for 1993-2001 Altima 2.4

NGK Iridium IX Spark Plugs (8) for 1999-2004 Silverado 2500 6.0 | 2 Steps Colder

NGK Iridium IX Spark Plugs (6) for 2001 Optima 2.5 | 2 Steps Colder

NGK Iridium IX Spark Plugs (6) for 2007-2011 Edge 3.5 | 2 Steps Colder

NGK Iridium IX Spark Plugs (6) for 2004-2006 Malibu 3.5 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (8) for 2003-2017 Express 3500 6.0 | 2 Steps Colder

NGK Iridium IX Spark Plugs (8) for 2003-2009 GX470 4.7 | 1 Step Colder

NGK Iridium IX Spark Plugs (4) for 2005-2006 Corolla 1.8 2ZZGE | 1 Step Colder

NGK Iridium IX Spark Plugs (6) for 2006 Optima 2.7 VIN 8 | 2 Steps Colder

NGK Iridium IX Spark Plugs (6) for 2002-2003 Axiom 3.5

NGK Iridium IX Spark Plugs (8) for 1996-2002 Savana 1500 5.7 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (8) for 1990-2000 LS400 4.0 | 1 Step Colder

NGK Iridium IX Spark Plugs (6) for 1997-1999 Hombre 4.3 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 1998-2001 B2500 2.5 | 2 Steps Colder

NGK Iridium IX Spark Plugs (4) for 2010-2012 Outback 2.5 | 1 Step Colder

NGK Iridium IX Spark Plugs (8) for 1999-2004 F350 Super Duty 5.4 Gasoline | 1.5 Step Colder

NGK Iridium IX Spark Plugs (6) for 2002-2006 MPV 3.0 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 2003-2008 Vibe 1.8 1ZZ-FE

NGK Iridium IX Spark Plugs (8) for 2004-2005 Bonneville 4.6 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (6) for 1996-2014 Express 1500 4.3 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (8) for 1996-2002 Savana 2500 5.0 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 2000-2003 Legacy 2.5 | 1 Step Colder

NGK Iridium IX Spark Plugs (8) for 2001-2006 GS430 4.3 | 1 Step Colder

NGK Iridium IX Spark Plugs (8) for 2000-2006 LS 3.9

NGK Iridium IX Spark Plugs (6) for 1997-2003 Malibu 3.1 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 2006-2008 Optima 2.4 VIN 3 | 2 Steps Colder

NGK Iridium IX Spark Plugs (6) for 2003 B4000 4.0 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (8) for 2002-2006 Escalade EXT 6.0 | 2 Steps Colder

NGK Iridium IX Spark Plugs (4) for 2003-2006 Vibe 1.8 2ZZGE | 1 Step Colder

NGK Iridium IX Spark Plugs (8) for 2003-2005 Express 2500 5.3 | 2 Steps Colder

NGK Iridium IX Spark Plugs (8) for 2001-2002 Express 3500 8.1 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 1999-2004 Impreza 2.5 Naturally Aspirated | 1 Step Colder

NGK Iridium IX Spark Plugs (4) for 2004-2009 Outback 2.5 Naturally Aspirated | 2 Steps Colder

NGK Iridium IX Spark Plugs (8) for 1998-2009 XJ8 4.0 | 2 Steps Colder

NGK Iridium IX Spark Plugs (4) for 1990-1991 323 1.8 | 2 Steps Colder

NGK Iridium IX Spark Plugs (6) for 2000-2005 Bonneville 3.8 | 1.5 Step Colder

NGK Iridium IX Spark Plugs (4) for 2012-2015 xB 2.4 (From Manufacture Date 6-2012) for