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    ACDelco Conventional Spark Plug

    Part # R44XL
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    Save $8 after mail-in rebate when you buy 4 or more Autolite Double Platinum Spark Plugs. See rebates page for details.
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    • Product Details

      Part No. R44XL

      Warranty Details (2 YR REPLACEMENT IF DEFECTIVE)

      ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are the high quality replacement ideal for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.

      Product Features:

      • Black Onyx coating helps reduce corrosion
      • Copper core provides great heat transfer and helps maximize plug durability
      • Ribbed suppressor seal extends resistance and helps prevent spark 'flash over' and misfires
      • Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
      • Available for use in Marine applications

    • Specifications
      • Center Electrode Core Material:Copper
        Center Electrode Tip Material:Nickel
        Pre-Gap Size:0.03 in
        Ground Electrode Quantity:1
        Hex Size:13/16
        Manufacturer Heat Range:4
        Seat Type:Gasket
        Reach:0.75 in
        Resistor Type:Yes
        Resistance:2-20
        Ground Electrode Core Material:Nickel-Alloy
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    Disclaimer: We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.