Upgrade your truck with the 6-inch reduced to 5-inch plain end slash cut top stack bull hauler. This carbon steel or chrome plated top stack directs noise up and out, away from your trailer, and minimizes back pressure. The unique Dynaflex design fits most makes and models and does not require a raincap. At 60 inches long, this top stack is practical and efficient, making it a must-have for any truck owner looking to improve their vehicle's performance.