Big Gun has worked hard listening to the feedback of ATV riders and engineers to develop an exhaust that has both mind blowing performance and rugged durability. Big Gun EVO utility complete exhaust is much lighter than your ATVs stock exhaust for maximum weight savings. With proper jetting the Big Gun EVO utility complete exhaust system adds up to 7mph and 3.5 horsepower for maximum performance. Big Gun includes a USFS approved screen type spar arrestor on the EVO utility complete system. While Meeting the 94db and below state park requirements, the Big Gun EVO complete exhaust still is able to produce incredible power and torque. Big Gun EVO system comes with Race Tools pillow packing and a stainless steel screen built into the exhaust making installation easy. Big Gun includes a 6 month manufacturers warranty with their EVO utility complete exhaust.