At DMG Motorsports, we present the UNI Multi-Stage Competition Air Filter NU-4128ST, a two-stage replacement filter designed to fit in the factory air box exactly like the original filter. Its dual-layer foam design supports easy, complete cleaning and separate servicing of each layer for competition motorcycles and ATVs.

Features:

• Designed to fit in the factory air box exactly like the original filter
• Best-selling replacement air filter for competition motorcycles and ATVs
• Unique two-stage design allows for easy and complete cleaning
• Dual-layer foam can be serviced separately
• Thin Ultra Seal base is virtually impossible to tear
• Built-in Grease Groove
• Used by factory Yamaha, Kawasaki and Suzuki off-road
• UNI option NU-4128

Fitment