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FMF Factory 4.1 RCT Exhaust - Aluminum KX250F/X 2021-2023 042397 1820-1985

SKU 042397
by FMF
Sold out
Original price $949.99
Original price $949.99 - Original price $949.99
Original price $949.99
Current price $877.49
$877.49 - $877.49
Current price $877.49
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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 94 dB insert included
  • Made in the U.S.A.

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