The Straightline Performance Carbon Fiber Muffler for Polaris Matryx 650 Patriot models combines a genuine carbon fiber muffler body with premium polished stainless steel construction to deliver an incredible 13-pound weight savings. Featuring exceptional fit and finish, a deep performance sound, and industry-leading weight reduction, this direct bolt-on muffler provides premium styling, outstanding durability, and improved riding performance. Carbon fiber mufflers are serviceable and should be inspected and rebuilt periodically based on riding conditions and usage.