- Overall increase in power and torque
- Durable stainless steel and aluminum construction
- Space Age internal packing material for maximum longevity
- Internal shape of core uses Hi-Flo technology
- Enhanced sonic evacuation provides for higher flow and increased power
- Includes removable spark arrestor
- FITS 2021 Kawasaki KX 450 X, 2019-2022 Kawasaki KX 450 F