The Mack 16.54 Inch Long And 5 Inch Diameter Replacement Exhaust Pipe is a high-quality product designed to directly replace OE 21574250. Made in the USA with stainless steel construction, it offers durability and longevity. With a length of 16.54 inches and a diameter of 5 inches, it fits most Mack makes and models. This exhaust pipe comes with clamps and gaskets included, making installation hassle-free. Its OEM quality ensures optimal performance, while meeting EPA 10 exhaust emission norms. Practical and reliable, this replacement exhaust pipe is a perfect choice for maintaining your vehicle's efficiency.