ACDelco CS49 Spark Plug

Replacing the Spark Plug on your vehicle? The ACDelco CS49 is a direct replacement with the fit of an Original Equipment part.

ACDelco Conventional Spark Plug, CS49: Copper-core center electrode helps improve heat transfer to plug tip for reliable spark and improved resistance to low-speed carbon fouling Nickel-chrome alloy ground electrode and center electrode sheathing resist wear from spark erosion and corrosive combustion chamber environment Precisely engineered and manufactured to provide everyday efficient performance Hot-tip insulator heats fast and fires hot delivering consistent combustion