The Kenworth And Peterbilt 2016 Through 2017 Exhaust Bellow Pipe Kit is a reliable and durable solution for preventing exhaust leaks and maintaining engine efficiency. This kit includes a 3.5-inch inside diameter exhaust bellow, 2 clamps, and 2 gaskets, providing a complete installation. Engineered in North America with quality materials, this exhaust flex pipe is designed to fit and function like the original, ensuring proper performance. It has undergone rigorous testing to guarantee a perfect fit for Kenworth and Peterbilt 2016-2017 models with MX-13 engines. Trustworthy and practical, this kit is a direct OE replacement for Paccar M66-7064-0330.