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NGK

NGK Iridium

$90.60

SKU: 6441 · Ignition & Electrical

Product Details

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.

  • RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
  • Trivalent metal plating for superior anti-corrosion and anti-seizing properties
  • Fine iridium tip ensures durable and consistent spark

Vehicle Fitment 45 applications

Dodge (34)

  • 1997–2002 Dakota 2.5L L4
  • 1997–2003 Dakota 3.9L V6
  • 1997–1999 Dakota 5.2L V8
  • 1997–2001 Ram 1500 3.9L V6
  • 1997–2001 Ram 1500 5.2L V8
  • 1997–2003 Ram 1500 5.9L V8
  • 1997–2003 Ram 2500 5.9L Cummins Diesel
  • 1997–2002 Ram 2500 5.9L V8
  • 1997–2003 Ram 2500 8.0L V10
  • 1997–2003 Ram 3500 5.9L Cummins Diesel
  • 1997–2002 Ram 3500 5.9L V8
  • 1997–2003 Ram 3500 8.0L V10
  • 1998–2003 Dakota 5.9L V8
  • 1998–1999 Durango 3.9L V6
  • 1998–2000 Durango 5.2L V8
  • 1998–2003 Durango 5.9L V8
  • 1999–2003 Ram 1500 Van 3.9L V6
  • 1999–2003 Ram 1500 Van 5.2L V8
  • 1999–2003 Ram 1500 Van 5.9L V8
  • 1999–2003 Ram 2500 Van 5.2L V8
  • 1999–2003 Ram 2500 Van 5.9L V8
  • 1999–2003 Ram 3500 Van 5.2L V8
  • 1999–2003 Ram 3500 Van 5.9L V8
  • 2000–2010 Dakota 4.7L PowerTech V8
  • 2000–2009 Durango 4.7L PowerTech V8
  • 2001 Ram 2500 Van 3.9L V6
  • 2002–2010 Ram 1500 3.7L PowerTech V6
  • 2002–2010 Ram 1500 4.7L PowerTech V8
  • 2003–2010 Ram 1500 5.7L HEMI V8
  • 2003 Ram 2500 5.7L HEMI V8
  • 2003 Ram 3500 5.7L HEMI V8
  • 2004–2010 Dakota 3.7L PowerTech V6
  • 2004–2009 Durango 3.7L PowerTech V6
  • 2004–2009 Durango 5.7L HEMI V8

Jeep (6)

  • 1999–2004 Grand Cherokee 4.0L L6
  • 1999–2009 Grand Cherokee 4.7L PowerTech V8
  • 2005–2010 Grand Cherokee 3.7L PowerTech V6
  • 2005–2007 Grand Cherokee 5.7L HEMI V8
  • 2007–2009 Grand Cherokee 3.0L CRD Diesel V6
  • 2010 Grand Cherokee 5.7L HEMI V8

Ram (5)

  • 2011–2012 1500 3.7L PowerTech V6
  • 2011–2012 1500 4.7L PowerTech V8
  • 2011–2012 1500 5.7L HEMI V8
  • 2011 Dakota 3.7L PowerTech V6
  • 2011 Dakota 4.7L PowerTech V8