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FMF Factory 4.1 RCT Exhaust - Aluminum KX250F/X 2021-2023 042397 1820-1985
FMF Factory 4.1 RCT Exhaust - Aluminum KX250F/X 2021-2023 042397 1820-1985
Regular price
$836.00 USD
Regular price
$949.99 USD
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$836.00 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 94 dB insert included
- Made in the U.S.A.
