The NGK Copper Core Spark Plug is designed to ignite the fuel-air mixture in your engine, ensuring efficient combustion. It features a nickel-alloy outer material fused to a copper core, providing reliable performance and optimal engine function.Explore the key features of this spark plug:Nickel-Alloy Outer Material: This durable material enhances the plug's lifespan and efficiency, ensuring consistent performance and reducing the need for frequent replacements.Copper Core: The copper core improves heat conductivity, allowing for better heat dissipation, which leads to a more stable and reliable spark necessary for smooth engine operation.Precise Electrode Design: The precise electrode design ensures accurate and efficient ignition, resulting in improved fuel economy and overall engine efficiency.The NGK Copper Core Spark Plug is a practical addition to your vehicle's maintenance toolkit. Its robust construction and reliable performance ensure that your engine runs smoothly, making it a smart choice for maintaining optimal vehicle function.