This listing offers a set of 8 brand new Ac Delco R42CT Green Ring Spark Plugs, with the part number 5613938. These spark plugs are specifically designed for GM vehicles and are essential components of the ignition system. They are made to deliver maximum performance and durability, ensuring that your car runs smoothly and efficiently.

If you're looking for a reliable set of spark plugs to replace your old ones, this listing has got you covered. With their excellent quality and compatibility with GM vehicles, these spark plugs will help to keep your car running at its best. Don't miss out on this great deal and place your order today!