Autolite 258DP Copper Non-Resistor Spark Plug - Display Pack

MAXIMUM PERFORMANCE: Every Copper Spark Plug has a full copper core electrode which provides higher thermal conductivity for better performance in all conditionsIMPROVED DURABILITY: All Autolite spark plugs are Leak proof and come with a heat fused internal seal for long lasting durabilityCONSTRUCTION: These replacement spark plugs have a copper-glass seal which bonds the insulator and the terminal post center electrode togetherFUEL EFFICIENCY: The Autolite copper automotive replacement spark plug are guaranteed to deliver quick starts

better fuel economy and smooth accelerationAUTOLITE ADVANTAGE: Since 1936

Autolite has been a trusted leader and innovator in spark plug technology. You can count on our copper plugs for performance and value

backed by decades of experience and passion