High-Quality Iridium Spark Plug for Buick, Chevy, and GMC 2.0L/2.4L Engines
Premium iridium alloy center electrode ensures superior durability and consistent performance under extreme conditions. Precision laser-welded tip minimizes voltage requirements for faster starts and smoother acceleration. Advanced anti-corrosion nickel plating extends lifespan, resisting wear from heat and chemical exposure. Optimized heat range design prevents fouling and pre-ignition, ideal for daily commutes and high-performance driving. Direct OEM replacement (Part #12620540), compatible with Buick, Chevy, and GMC 2.0L/2.4L engines. Globally sourced materials, rigorously tested to meet or exceed industry standards for reliability. Bulk purchase available—wholesale pricing for distributors and auto repair shops.