The OTR 4" x 15.2" Exhaust Pipe Bellows are the ideal replacement to prevent exhaust leaks and loss of engine power. This bellow is made of durable steel for increased durability and longer service life. It includes all the hardware required for complete replacement, making it easy to install and maintain. With its superior construction and design, this bellows is the perfect choice for keeping your Volvo running smoothly and efficiently. FleetPride is your First Click in Heavy Duty®.