The UNI FILTER Air Filter NU-4154ST is designed for select Honda CRF motorcycles and fits in the stock airbox exactly like the OEM filter. Its two-stage design comes apart for maximum airflow and thorough cleaning, helping support airflow, dirt-stopping performance, and reuse.
The filter cleans easily with grease-cutting dishwashing detergent. After cleaning, it can be reused. The sealing surface features the Ultra Seal grease groove, and the filter is made in the USA.
Distributor part number: NU-4154ST. Manufacturer part number: NU-4154ST. Vehicle fitment includes the 2025 Honda CRF450RX, 2026 Honda CRF250RX, 2025 Honda CRF250RWE, 2025 and 2026 Honda CRF250R, 2025 Honda CRF450RWE, 2025 Honda CRF450R, 2026 Honda CRF450RWE, and 2026 Honda CRF450R.
Features:
- Two-stage air filter comes apart for maximum airflow and thorough cleaning
- Cleans with grease-cutting dishwashing detergent and can be reused
- Ultra Seal grease groove on the sealing surface
- Designed to stop dirt while supporting airflow and overall performance
- Fits in the stock airbox exactly like the OEM filter
- Made in the USA
- Fits select 2025 and 2026 Honda CRF models
Fitment:
2025 Honda CRF250R
2025 Honda CRF250RWE
2025 Honda CRF250RX
2025 Honda CRF450R
2025 Honda CRF450RWE
2025 Honda CRF450RX
2026 Honda CRF250R
2026 Honda CRF250RWE
2026 Honda CRF250RX
2026 Honda CRF450R
2026 Honda CRF450RWE
2026 Honda CRF450RX