X3 ATV Race Exhaust System Designed to deliver maximum horsepower and torque gains Header pipe is titanium Muffler features a satin-finish titanium sleeve Primary header pipe section has carbon fiber casing to protect against impacts Includes U.S.F.S. homologated spark arrestor Two easily replaceable end caps included to ensure noise regulations are met for both AMA and FIM Mufflers mount with included carbon fiber straps Removable front and rear muffler sumps allow easy replacement of fiberglass packing Click Here for Additional Exhaust Information