Big Gun EVO M Series Full ATV / UTV System Polaris Sportsman / Outlaw 110 The EVO M series, a longstanding cornerstone of Big Gun, has consistently provided discernible enhancements in performance. This series is recognized for a deep and throaty tone, making it enticing to anyone desiring extra power and sound from their mini MX or ATV model. Features: Available for various 50cc-110cc models Black powder-coated specialty aluminum muffler TIG-welded 304 Stainless Steel mid-pipe / head pipe Black powder-coated stainless steel end tip Reduces weight over stock exhaust Significant HP and torque gains Sleek muffler design allows for maximum clearance Removable screen-type spark arrestor included Handmade in USA