Premium Spark Plug for Buick & Chevrolet 1.5T Engines
High-grade ceramic insulator ensures superior heat resistance and electrical insulation, preventing misfires. Precision-engineered copper core enhances conductivity, delivering instant starts and smooth acceleration. Nickel-plated shell resists corrosion, extending durability in harsh conditions. Perfect fit for Buick and Chevrolet 1.5T models (compatible with OE numbers 12637199, 12673527, 12683541, 12686362). Ideal for DIY enthusiasts or professional mechanics seeking OEM-quality performance at wholesale pricing. Bulk orders available—stock up for auto repair shops or resale with guaranteed lowest global rates. Trusted by wholesalers for reliability and cost-efficiency.