The OTR 4" x 13" Exhaust Pipe Bellows are the perfect replacement for your worn-out or damaged exhaust pipe bellows. This bellow is made of durable steel for increased durability and longer service life. It includes all the necessary hardware for a complete replacement, making installation easy. This bellow is designed to prevent exhaust leaks and loss of engine power, ensuring your vehicle runs smoothly and efficiently. Its superior construction and reliable performance make it the perfect choice for your vehicle. FleetPride is your First Click in Heavy Duty®.