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Yoshimura RS-4 99db Low Volume Exhaust Insert

Yoshimura RS-4 99db Low Volume Exhaust Insert

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  • Low volume inserts are for non-spark arrestor equipped bikes
  • Reduce noise levels for AMA or FIM competition sound requirements
  • Spark arrestor inserts are USFS legal and include noise reduction insert
  • Fits Yoshimura exhaust system or slip-on noted in description
  • Sold individually

Included Items:

  • (1) Silent insert/spark arrestor
  • (1) 6mm-1.00 x 12mm button head bolt
  • (1) 6mm star washer
  • (1) Insert ring
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