Set of 8 Spark Plugs Genuine OEM GM ACDelco 41162 Iridium Pre-Set Gap: 0.040. (Please check Compatibility chart above and notes within to make sure your vehicle is listed). Note: Spark plugs are pre gapped and calibrated and are ready for installation. ACDelco Iridium Spark Plugs are the latest evolution in high-performance plug electrode material and are designed to last 100,000 miles. Iridium is one of the hardest metals used in spark plugs today, which allows for smaller, more efficient electrode designs for improved cold starting and quicker acceleration.
Latest evolution in high-performance plug electrode material. Improved cold-starting and acceleration characteristics.Reduced ignition system voltage demands saves wear and tear. New-vehicle applications using iridium plugs continues to increase. Spark Plug Approximate Resistor Value.
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