Ngk Iridium Ix Spark Plug Znar6Aix-11 (8 Pack) For Ford F-150 Xlt 2008-2010 5.4L/330 EGR Valve Gaskets 3-1/2 IN to 3 IN

3-1/2 IN to 3 IN Reducer: This coupling features a 90 Degree angle and is designed to connect to tubes with a 3-1/2 IN and 3 IN diameter

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Fade-resistant finish to maintain vibrant colors over time

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Ngk Iridium Ix Spark Plug Znar6Aix-11 (8 Pack) For Ford F-150 Xlt 2008-2010 5.4L/330 EGR Valve Gaskets 3-1/2 IN to 3 INNgk Iridium Ix Spark Plugs Feature An Ultra Fine Center Electrode That'S Designed Just Thick Enough To Ensure The Maximum Durability And Life Of The Spark Plugs And Just Thin Enough To Create An Accurate And Consistent Spark. They Represent The Ultimate Evolution Of Spark Plug Technology And Performance. Iridium Is The Hardest Metal Used In Spark Plugs Today Six Times Harder Than Platinum. This Allowed Ngk Engineers To Reduce The Voltage Requirement