AC Delco R44T Conventional Spark Plug

ACDelco GM OE (Professional) Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement ideal for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. Some ACDelco GM Original Equipment parts may have formerly appeared as ACDelco Professional. FEATURES & BENEFITS Black Onyx coating helps reduce corrosion. Copper core provides great heat transfer and helps maximize plug durability. Rib