Get the optimal performance for your Dodge Caravan, Ramcharger, or Dynasty with the Splitfire SF6E Spark Plug. This lot includes two spark plugs made of high-quality copper material with a thread diameter of 14 mm. The 13/16 hex size makes it easy to install, and with a voltage of 12V, it is compatible with gasoline fuel type. These spark plugs are standard configuration and manufactured in the United States. It is a type of spark plug that will not disappoint you in terms of quality and durability. Enhance the ignition system of your vehicle with Splitfire SF6E Spark Plug.