Set of 8 Iridium Spark Plugs SP515 for Ford/Lincoln 4.6L-6.8L V8

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$50 USD
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Set of 8 Iridium Spark Plugs SP515 Compatible with Ford F-150 1997-2010,Expedition 1997-2014,F-250 F-350 Super Duty 1999-2010 2023 2024,Mustang 1996-2010 & Lincoln 1998-2014 4.6L 5.4L 6.8L V8

Iridium spark plugs with six times harder center electrode durable than platinum. Improves engine speed and power, with noted good quality and value for money. Some customers question fit for certain vehicles

Highlights

  • iridium fine wire center electrode
  • six times harder than platinum
  • high melting point for modern engines

Pros

  • iridium center electrode durability
  • improves engine speed and power
  • good quality and value for money
  • compatible with multiple Ford/Lincoln V8s

Cons

  • mixed feedback on fit for some vehicles
  • durability reports vary

Best For

  • replacement on ford f-150 with 4.6/5.4/6.8L v8
  • replacement on expedition 5.4/6.8L v8
  • replacement on ford mustang 4.6L/5.4L v8
  • replacement on lincoln navigator 5.4L v8
  • maintenance for common v8 engines in ford/lincoln lineup

Features

  • Fits Ford F-150, Expedition, F-250/F-350 Super Duty and related models with 4.6L/5.4L/6.8L V8 engines from 1997-2014 (various trims) and Mustang/ Lincoln configurations 1996-2010
  • Includes replacement part numbers SP515, SP546, PZH14F, SP514, PZH1F, SP507, PZK1F, PZT14F, SP462, PZT2F, SP421
  • Iridium center electrode offers enhanced durability, six times harder than platinum with high melting point for modern engines
  • 12-month warranty with refund or replacement if any plug has an issue during coverage period

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