big gun exhaust 12-7612 for polaris sportsman 850/ xp/ ho/ eps/ sp/ evo u series slip on/ 2009- 2015 big gun exhaust high-temp black thermal coated oval shaped aluminum muffler. tig welded reinforced muffler bracket. 304 stainless steel mid pipe/ head pipe. black powder coated stainless steel end tip. much lighter than stock exhaust. massive horsepower and torque gains. sleek muffler design allows for maximum clearance. vortex quiet insert included. removable screen-type usfs approved spark arrestor. handmade in the usa. 1 year limited manufacturers warranty.