The NGK Iridium Core Spark Plug enhances your engine’s performance, providing superior ignition and reliability. Its advanced features are designed for high-temperature engines, ensuring improved throttle response and fuel efficiency. Discover the key features of this spark plug: - Fine Iridium Tip: The fine iridium tip guarantees high durability and delivers a consistently stable spark, ensuring reliable ignition and prolonged engine life. - Trivalent Metal Plating: This feature offers superior anti-corrosion and anti-seizing properties, enhancing the longevity of the spark plug and making maintenance easier and less frequent. - High-Temperature Performance: Engineered for high-temperature engines, it delivers outstanding acceleration, high fuel efficiency, and long-term durability, making it a dependable.