Big Gun ECO Slip-On Exhaust Yamaha Grizzly 350 Maximize your vehicle's performance and torque without breaking the bank with the Big Gun ECO Slip-On Exhaust. Engineered for those seeking a balance between efficiency and cost, it offers a lighter alternative to stock options while enhancing power at an affordable price. Features: 6061 brushed aluminum muffler housing 304 stainless steel mid pipe Black powder coated stainless steel end tip Much lighter than stock Increased horsepower and torque Removable screen-type spark arrestor included Handmade in the USA Note: Manufacturer recommends tuning the engine once exhaust is installed.