Uni Filter NU-8519ST Two-Stage Foam Air Filter for Polaris ATVs

The Uni Filter NU-8519ST is a high-performance two-stage foam air filter engineered specifically for Polaris ATVs. This professional-grade filter delivers superior engine protection in demanding off-road conditions where dust and dirt are constant threats.

Two-Stage Filtration Technology:

• Large-pore outer pre-filter: Captures larger dirt particles and debris before they reach the main filter element
• Fine-pore inner filter: Traps microscopic grit and dust particles that could cause cylinder wear and engine damage
• Dual-layer foam construction: Provides maximum airflow while maintaining excellent filtration efficiency

Professional Performance:

• Trusted by factory off-road racing teams including Kawasaki, Yamaha, and Suzuki
• Washable and reusable design for long service life and cost savings
• Premium foam material resists tearing and maintains shape under extreme conditions
• Direct OEM replacement fitment for specific Polaris ATV models

Uni Filter's proven two-stage design ensures your engine receives clean air for optimal performance while preventing premature wear. Regular cleaning and re-oiling will keep this filter protecting your investment for years to come.