Uni Filter NU-3272ST Two-Stage Foam Air Filter Yamaha YZ250F YZ450F WR250F WR450F

The Uni Filter NU-3272ST is a premium two-stage foam air filter engineered for Yamaha off-road motorcycles including the YZ250F, YZ250FX, YZ450F, WR250F, and WR450F models. This high-performance replacement filter features Uni's signature dual-layer foam construction that provides superior filtration and airflow compared to stock paper filters.

Key Features:

• Two-stage open-pore polyurethane foam provides maximum air flow while trapping fine dust and debris
• Outer layer captures larger particles while inner layer filters microscopic contaminants
• Washable and reusable design saves money over disposable filters
• Pre-oiled and ready to install right out of the package
• Flame-laminated sealing surface ensures positive seal to airbox
• Improves throttle response and engine performance in dusty conditions
• Made with premium materials for consistent quality and long service life

Uni Filter has been manufacturing premium foam air filters for over 40 years, utilizing continuous research and development to create some of the most effective filtration products in the powersports industry. The NU-3272ST can be cleaned and re-oiled multiple times for extended use.