FMF 042403 Factory 4.1 RCT Slip-On Muffler - Stainless Steel with Carbon Fiber End Cap KX450F/X
Manufacturer Part Number: 042403
Drag Part Number: 1821-2093
Factory 4.1 RCT Slip-On Muffler - Stainless Steel with Carbon Fiber End Cap - KX450F/X
- 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
- Compatible with stock header or FMF header
- Meets AMA and FIM sound requirements
- QuietCore 94 dB insert included
- Spark arrestor included in muffler
- Made in the USA
Fitment
- 2024 Kawasaki KX450
- 2024 Kawasaki KX450X
- 2025 Kawasaki KX450
- 2025 Kawasaki KX450X
- 2026 Kawasaki KX450
- 2026 Kawasaki KX450X
Fitment confidence: VERIFIED_API_JSON_EXACT_PRODUCT_HIERARCHY_MATCH
- FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
Yes
