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Yoshimura Signature Series RS-4 Slip On Yamaha YZ450F 2018

SKU: 18211842

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    Description

    Yoshimura Signature Series RS-4 Slip On Yamaha YZ450F 2018

  • Deliver huge power at a very light weight
  • Offers better handling thanks to a lower centralized mass coefficient
  • Uniquely-styled pentagonal muffler body with a carbon fiber cone end cap
  • Front cap design functions as a polyresonant chamber to lower dB output while improving mid- to top-end power
  • Two-staged, stepped baffle
  • Tapered headpipe delivers optimal flow and performance
  • Systems include 94 dB insert installed (meets AMA competition requirements), 2 meter Max insert in the box

    • Fits the rides below

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