The 55 Inch Peterbilt Replacement Muffler is a practical and reliable solution for replacing the OEM part number Peterbilt M110824. With its 11-inch diameter and 55-inch length, this replacement muffler is designed to fit perfectly and ensure optimal performance. Sold individually, this muffler offers a cost-effective solution for maintaining your Peterbilt truck's exhaust system. Its high-quality construction guarantees durability and longevity, providing you with peace of mind on the road. Upgrade your truck's exhaust system with this reliable and efficient replacement muffler.