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NGK Laser Iridium spark plug set (box of 4) pairs advanced tip technology with OE fitment standards for balanced performance and longevity. Iridium-tipped fine wire center electrodes resist wear and concentrate spark energy, while high-grade alumina ceramic and a 98% copper core aid heat control and dependable starts. Many Laser Iridium plugs also use a platinum pad on the ground electrode to ensure even wear in distributorless ignition setups.
NGK Laser Iridium Spark Plug Box of 4 (LMAR9AI-10)
