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NGK Laser Iridium Spark Plug (99-03 5.4L)

AmericanMuscle no longer carries the NGK Laser Iridium Spark Plug (99-03 5.4L). Please check out 1997-2003 F-150 Ignition Parts for an updated selection.
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AmericanMuscle no longer carries the NGK Laser Iridium Spark Plug (99-03 5.4L). Please check out 1997-2003 F-150 Ignition Parts for an updated selection.

Features & Details

  • More Efficient Spark
  • Iridium-Tipped Center Electrode
  • Platinum-Tipped
  • 14mm Thread Pattern
  • Heat Range: 5
  • Sold as a Set of 8
  • Fits 1999 to 2003 5.4L Ford F-150 Models
Superior Performance. Invest in reliability and superior performance by maintaining your truck with NGK's Laser Iridium Spark Plugs. These high performance spark plugs will help to improve fuel efficiency and lower emissions by providing a faster, cleaner spark. This kit includes all 8 spark plugs you'll need to upgrade your 5.4L and maximize performance for the many miles ahead.

Quality Construction. These Laser Iridium Spark Plugs feature platinum tipped ground electrodes which offer long lasting durability and iridium tipped center electrodes. Iridium is 6 times harder than platinum and features an extremely high melting point, making it a superior option for constant performance and a reliable spark. NGK uses pinpoint precision laser welds to reduce excess debris decreasing the required voltage to bridge the spark gap for a more efficient burn.

Warranty. NGK ensures reliable craftsmanship by providing a 60 day warranty against defects or flaws in their Laser Iridium Spark Plug. Some exclusions may apply, please see warranty for complete details.

Application. These NGK Laser Iridium Spark Plugs are sold as a set of 8 and designed for installation in 1999 to 2003 Ford F-150 pickup trucks equipped with a 5.4L engine.

Fitment: 1999 2000 2001 2002 2003 Details

What's in the Box
  • (8) Spark Plugs
Installation Info
Will it fit my F-150?
  • Base - 99, 00
  • Lariat - 99, 00, 01, 02, 03
  • Lightning - 99, 00, 01, 02, 03
  • XL - 99, 00, 01, 02, 03
  • XLT - 99, 00, 01, 02, 03
  • Harley-Davidson Edition - 00, 01, 02, 03
  • King Ranch - 01, 02, 03

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