The Spark Plug-Iridium Ultra Autolite AI3922 is a high-quality spark plug designed by Autolite. With a manufacturer part number of AI3922, this spark plug features iridium technology for reliable ignition performance. The product comes with a California Prop 65 warning for nickel, indicating that it may contain materials that can cause cancer or birth defects if ingested or inhaled. This spark plug is a durable and efficient choice for maintaining the ignition system in your vehicle.

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