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    Autolite Iridium Iridium Ultra Fine Wire Spark Plug

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    Warranty Information
    Save up to $3 on select ACDelco and Autolite spark plugs by Mail. See Rebates Page for details.
    • Product Details

      Part No. AI6203

      Warranty Details (LIMITED LIFETIME REPLACEMENT)

      Autolite Iridium Ultra Finewire is designed as an OE replacement spark plug engineered for even the most technologically advanced engines. These spark plugs provide optimal fuel efficiency and maximum performance with the laser welded center electrode and an ultra-thin 0.5mm true iridium alloy centerwire with longer 1.4mm tip. The V trimmed Iridium enhanced ground electrode is designed for precision ignitability and superior durability.

      Product Features:

      • Laser welded, ultra-thin 0.5mm diameter center electrode for more focused ignition
      • Iridium enhanced V trimmed ground electrode for precision ignitability and gap wear protection
      • Optimal fuel efficiency and acceleration for maximum performance
      • Versus standard copper core spark plugs

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