The Freightliner 33.2 Inch Long And 4 Inch Diameter Replacement Exhaust Pipe is a high-quality, environmentally friendly product designed to meet EPA 10 exhaust emission norms. Made in the USA with stainless steel construction, this exhaust pipe is a direct replacement for OE parts, with included clamps and gaskets for easy installation. With OEM quality and compatibility with most Freightliner makes and models, this product offers practicality and peace of mind. By directly replacing OE numbers 04-31321-000 and OTR3FA005, this exhaust pipe ensures a seamless fit and optimal performance, making it a reliable and sustainable choice for your vehicle.