The Straightline Performance Trail Quiet Lightweight Muffler for Polaris AXYS 850 Patriot models is a SAE J192, SAE J1161, and SAE J2567 certified ceramic-coated exhaust upgrade that delivers an impressive 9-pound weight savings while maintaining quiet, trail-friendly sound levels. Featuring a deep mellow exhaust tone, premium ceramic-coated construction, and exceptional fit and finish, this direct bolt-on muffler is ideal for riders seeking reduced weight, certified sound compliance, and proven Straightline Performance quality.