The Polaris 1261042 OEM Exhaust Muffler is a perfect fit replacement made for Sportsman ATVs. Built by Polaris, this part number 1261042 is designed to deliver top performance for models 400, 450, and 500. It helps cut down noise while keeping your ATV running and efficiently. If you need to swap out a damaged or worn muffler, this OEM option offers the quality and dependability you expect from Polaris.