The Bull Horn 7 In Reduced to 5 In O.D Stack is a practical and versatile addition to any vehicle. With a 7-inch outer diameter reduced to 5 inches, this 48-inch long stack is designed to fit most makes and models. The chrome finish and bullhorn style add a touch of style to your ride. Sold individually, this stack is a great choice for those looking to upgrade their exhaust system. Its reduced size allows for improved performance and fuel efficiency, making it a smart choice for any driver.