This ACDelco Professional spark plug is a high-quality replacement for your vehicle's ignition system. It is designed to work with gasoline fuel type and has a voltage of 41V. The spark plug is made of platinum material and has OE/OEM part number 19244475, making it a reliable and efficient choice for your car or truck. The ACDelco 41-933 spark plug is compatible with various car and truck models, including those with a 7.4L V8 engine. It is easy to install and has a long-lasting performance. If you're looking for a spark plug that can improve your vehicle's acceleration and fuel efficiency, this ACDelco Professional spark plug is an excellent choice.