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FMF Factory 4.1 RCT Exhaust - Titanium KX250F/X 2021-2024 042398 1820-1984

SKU 042398
by FMF
Save 8% Save 8%
Original price $1,199.99
Original price $1,199.99 - Original price $1,199.99
Original price $1,199.99
Current price $1,102.49
$1,102.49 - $1,102.49
Current price $1,102.49


  • 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.
Make Model Year
KAWASAKI KX250F 21-24
KAWASAKI KX250X 21-22