High-Performance Iridium Spark Plugs for BUICK & Chevrolet
Ultra-durable iridium core ensures precise ignition, reducing misfires and improving fuel efficiency. Laser-welded fine-wire tip enhances durability for long-lasting performance. Precision-engineered ceramic insulator prevents voltage leakage, ensuring stable engine operation. Nickel-plated shell resists corrosion, extending plug life even in harsh conditions. Perfect for BUICK & Chevrolet models requiring 4#41-962 or 19299585 plugs. Ideal for daily commuters, performance tuning, and high-mileage vehicles. Exclusive bulk pricing for wholesalers—lowest global rates guaranteed. Direct factory supply ensures consistent quality and fast shipping.