Enhance your vehicle's performance with the ACDelco Professional 41-631 Spark Plug. Designed specifically for Jeep, Dodge, Eagle, and Chrysler vehicles, this conventional plug has a length of 4.16 inches, and is manufactured in Japan. With its high-quality materials and expert craftsmanship, this spark plug promises durability and longevity. Upgrade your ride today with the ACDelco Professional 41-631 Spark Plug.