Uni Filter NU-4078ST Two-Stage Foam Air Filter for Honda Dirt Bikes

The Uni Filter NU-4078ST is a premium two-stage foam air filter engineered for Honda dirt bikes, delivering superior airflow and dirt-stopping performance. This competition-grade filter is designed to fit precisely in the factory airbox exactly like the original equipment filter.

Key Features:

• Unique two-stage design with dual layers of foam that separate for easy and complete cleaning
• Thin Ultra Seal base with built-in grease groove for secure sealing that's virtually impossible to tear
• Unsurpassed airflow and filtration efficiency for maximum engine performance
• Each layer can be serviced separately for thorough maintenance
• Reusable and easy to clean with grease-cutting dishwashing detergent
• Trusted by factory Yamaha, Kawasaki, and Suzuki off-road racing teams
• Made in the U.S.A.

This filter offers the perfect balance of protection and performance for competitive riding. Simply clean, re-oil, and reuse indefinitely, making it a cost-effective and environmentally friendly choice for serious riders.