The Hiflofiltro HFF4020 motorcycle air filter directly replaces the original equipment filter and fits the factory airbox. It is designed for the Yamaha YZ450F.
This two-stage filter for motocross and enduro features dual-layer foam designed for filtration and airflow. It is reusable.
- Type: Motorcycle air filter
- Compatibility: Yamaha YZ450F
- Construction: Dual-layer foam
- Filtration stages: 2
- Application: Motocross and enduro
- Reusable: Yes