At DMG Motorsports, we present the UNI NU-4148ST Dirt Air Filter, designed to fit in the factory air box exactly like the original filter. Its two-stage, dual-layer foam design supports easy and complete cleaning, with each layer serviceable separately.

Features:

• Designed to fit in the factory air box exactly like the original filter
• 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

Fitment