The Volvo And Mack 13.2 Inch Long Stainless Steel Exhaust Bellow is a practical and reliable product designed to enhance your vehicle's performance. With a 5-3/4 inch outer diameter and 5 inch inner diameter, this exhaust bellow is constructed from durable stainless steel, ensuring longevity and resistance to corrosion. It is 13.2 inches long, 6.3 inches wide, and 6.3 inches tall, making it a perfect fit for most Volvo and Mack makes and models. This exhaust bellow is directly replaceable with OE parts, providing a hassle-free installation process. With its EPA 10 exhaust emission norm, it meets the highest standards of environmental compliance.