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NGK Laser Iridium spark plugs aim to balance longevity and performance for OE-style applications. The iridium-tipped center electrode is extremely hard and wear resistant, supported by high-grade alumina ceramic and a copper core to avoid overheating and ensure dependable starts. Many Laser Iridium plugs include a ground electrode pad for even wear, offering consistent spark delivery and long-term durability.
NGK Laser Iridium Spark Plug Box of 4 (IZFR6K-11E)
