The Freightliner 16.22 Inch Stainless Steel Exhaust Bellow is a durable and reliable component for your vehicle's exhaust system. With a 4-2/3 inch outer diameter and 4 inch inner diameter, this bellow is designed to fit most Freightliner makes and models. Constructed from high-quality stainless steel, it meets EPA 07 exhaust emission norms and is directly replaceable with OE parts. At 16.22 inches long, 4.92 inches wide, and 4.92 inches tall, this bellow is a practical and essential component for maintaining your vehicle's exhaust system.