Uni Filter NU-2420ST Two-Stage Foam Air Filter

The Uni Filter NU-2420ST is a high-performance two-stage foam air filter designed as a direct replacement for factory air boxes on competition motorcycles and ATVs. This best-selling filter is trusted by factory racing teams including Yamaha, Kawasaki, and Suzuki off-road programs.

Key Features:

• Unique two-stage foam design with dual layers that can be serviced separately for thorough cleaning
• Thin Ultra Seal base is virtually tear-proof and features a built-in grease groove for superior sealing
• Direct fit replacement that installs exactly like the original factory filter
• Easy to clean and maintain compared to traditional single-layer filters
• Proven in professional racing competition

The innovative dual-layer construction allows you to completely clean both foam layers independently, ensuring maximum filtration efficiency and longer service life. The reinforced base with integrated grease groove provides a secure, leak-free seal in demanding off-road conditions.