Big Gun Evo U Dual Full System Exhaust Polaris Scrambler XP 1000 The EVO U series is designed with a sound that demonstrates real power, specifically tailored for utility ATVs, sport utility ATVs, and Side x Sides. For those wanting to swap their stock exhaust for a sound that screams pure strength, the EVO U series is the perfect solution. Features: High-temp black thermal coated oval shaped aluminum mufflers TIG welded reinforced muffler brackets 304 stainless steel mid pipe & head pipe(s) Black powder coated stainless steel end tips Much lighter than stock Massive horsepower and torque gains Sleek muffler design allows for maximum clearance Removable screen-type spark arrestors included Vortex Quiet Inserts included included Handmade in the USA