2003-2015 Honda CRF150F/CRF230F Uni Air Filter Made in USA NU-4137ST FreeShip

Uni Dirt Bike Air Filters are unsurpassed in airflow, dirt stopping and overall performance.

Features:

• Designed to fit in the factory air box exactly like original filter
• The best selling replacement air filter for competition motorcycles
• Unique two stage design allows for easy and complete cleaning
• Thin Ultra Seal base is virtually impossible to tear
• Re-usable, easy maintenance
• Used by Factory Yamaha, Kawasaki and Suzuki
• Made in USA!