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FMF Factory 4.1 Muffler KX250F/X 2021-2024 042396 1821-2036

FMF Factory 4.1 Muffler KX250F/X 2021-2024 042396 1821-2036

Regular price $660.00 USD
Regular price $749.99 USD Sale price $660.00 USD
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  • RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output
  • Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power
  • FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
  • Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws
  • Meets AMA and FIM sound requirements
  • QuietCore 94db insert included
  • Spark arrestor included in muffler
  • Made in U.S.A.
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