The Power Products 42-1/2" Oval Muffler is designed to provide excellent noise reduction for a quieter operation. It helps to improve engine performance by reducing back pressure and offers increased fuel efficiency and reduced emissions. This muffler is constructed with high-quality materials for durability and longevity. It features an end inlet/end outlet/offset configuration type. It is the perfect choice for a reliable and efficient muffler. FleetPride is your First Click in Heavy Duty®.