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AUTOLITE XP5863 Spark Plug Iridium

MPN: XP5863

SKU: 0009100268044

Shipping Weight: 0.11 lb

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Ready to Ship: 58 In Stock - Ships Out Fast!

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Autolite XP5863 Spark Plug Iridium

The Autolite XP5863 Spark Plug Iridium is a high-quality OE replacement spark plug that is designed to provide exceptional performance and durability for your vehicle. With its advanced iridium construction, this spark plug offers improved ignition, better fuel efficiency, and enhanced engine power.

Product Features:

  • OE Replacement: Designed to meet or exceed original equipment specifications, ensuring a perfect fit and performance.
  • Iridium Construction: The fine-wire iridium center electrode ensures reliable ignition, improved combustion, and reduced electrode wear.
  • Enhanced Performance: Provides smoother acceleration, better throttle response, and increased fuel efficiency.
  • Durable Design: Resistant to corrosion and carbon buildup, ensuring a longer lifespan and consistent performance over time.
  • Easy Installation: Designed for hassle-free installation, allowing for a quick and straightforward replacement process.


  • Part Number: XP5863
  • Spark Plug Type: Iridium
  • Thread Size: 14mm
  • Hex Size: 5/8 inch
  • Gap Size: 0.040 inch
  • Heat Range: 6

Learn More:

For more information about spark plugs, their functionality, and their importance in the ignition system, please visit the Spark Plug Wikipedia page.

For detailed insights on iridium spark plugs and their advantages, you can explore the Iridium Wikipedia page.

Product: AUTOLITE XP5863 Spark Plug Iridium

Brand: Autolite

Model: XP5863

Shipping Weight: 0.11 lb

Shipping Height: 1.00 in

Shipping Width: 1.00 in

Shipping Length: 3.38 in

Need to make a return? Visit our Return Policy page for all the information and guidance you need to ensure a smooth and hassle-free process

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