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Yamaha YZ250F

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Big Gun Exhaust Evo R Series

  • EVO R Series exhaust system has 27 years of Mike Young’s personal racing career built into it
  • Mike has found that having the most horsepower and the lightest exhaust was not always the answer
  • You truly need an exhaust system that will give you the most tractable horsepower and in most cases a slight weight reduction in the exhaust area can be quite helpful also
  • Contains our state of the art computer mapping power curve to get the best broadest power available
  • Race Tools hi-performance silencer pillow packing with a stainless steel wire screen to keep the decibels down and the power up
  • Removable spark arrestor for those that race on USFS lands
  • Billet aluminum outlet end cap with removable tip for spark arrestor
  • 6 month manufacturer’s warranty


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    Manufactured By: Big Gun Exhaust


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