This 48-inch tall flat top stack is chrome plated and has an outside diameter of 7 inches, reduced to 5 inches. It features an expanded/slotted end and fits most makes and models. With its practical design and chrome plating, this stack adds a touch of style to your vehicle while also providing durability and functionality. Whether you're looking to upgrade your exhaust system or replace a worn-out stack, this product is a reliable choice.