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Yoshimura RS-4 94db Low Volume Exhaust Insert

Yoshimura RS-4 94db Low Volume Exhaust Insert

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  • Replacement Low Volume Insert Kit for RS-4 mufflers
  • Non-spark arrested
  • Available as optional kit on applications requiring different sound restrictions
  • Decibel reduction depends on application
  • 1 1/2" diameter
  • Made in the USA

Kit includes:

  • Low Volume insert tube
  • End Cap Collar
  • Set Screw
Low-volume inserts are for non-spark-arrestor equipped bikes; reduce noise levels for AMA or FIM competition sound requirements Spark arrestor inserts are U
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