The Straight Stack 4 Inch I.D Aluminized - 24 Inches is a practical and versatile product that fits most makes and models. With its 4-inch ID and aluminized construction, this stack is built to last. Measuring 24 inches in length, it offers the perfect size for various applications. Whether you need to replace an old stack or upgrade your vehicle's exhaust system, this straight stack is a reliable choice. Sold individually, it provides a cost-effective solution without compromising on quality. Trust this durable and efficient stack to enhance your vehicle's performance.