The Big Gun Exhaust BALLISTIC series offers the best bang for your buck if you are looking for instant horsepower and torque gains. The BALLISTIC Series gives you a lighter and much better performing exhaust all while maintaining the same level of quality you have come to expect. Simply put, the BALLISTIC cannot be matched when it comes to price, craftsmanship, and overall looks.. Big Gun 12-15 Yamaha WR 450F Ballistic Series Slip On Exhaust. Machined black powder coated stainless steel end tip. Removable screen-type spark arrestor included. Black powder coated aluminum muffler housing. 1 Year Limited Manufacturer's Warranty. Economically priced slip on exhaust. Increased horsepower and torque. 304 stainless steel mid pipe. Much lighter than stock. Handmade in the USA

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