Description
A quality air filter is fundamental to engine efficiency—it protects your intake while maintaining the airflow your engine demands. The UNI FILTER NU-2237ST delivers superior filtration and airflow characteristics, meaning better throttle response and cleaner combustion in your Yamaha. Built for reusability and designed to perform identically to your stock filter, this is the upgrade that pays for itself over time.
Key Technical Specifications:
- Fitment: Yamaha NU-2237ST
- Two-stage construction
- Ultra Seal grease groove
- Reusable design
- Stock airbox compatible
- Cleanable with detergent
- Oil and reuse indefinitely
- Made in U.S.A.
- Superior airflow performance
- OEM-equivalent sealing






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