Upgrade your vehicle with the 60 Inch Aluminized Straight Top Stack with 3.5 Inch ID. Made of durable aluminized steel, this straight style stack is 60 inches long and has a 3.5 inch inner diameter. Sold individually, it fits most makes and models, making it a practical and versatile choice for your vehicle. Whether you're looking to improve performance or simply enhance the appearance of your vehicle, this top stack is a reliable and functional option.