UNI's two-stage foam design delivers superior filtration without sacrificing airflow. Ultra-Seal filters feature a unique grease groove for a tighter, more secure seal to your air box.

For over 50 years, Uni Foam Air Filters have been unsurpassed in both engine protection and overall performance. Their unique two-stage design produces more horsepower and more torque than any other...

Upgrade your ride with UNI Filter Street Bike Air Filters -direct factory replacements designed to fit perfectly into your stock airbox. They deliver unbeatable airflow, superior dirt-stopping power,...

UNI's two-stage foam design delivers superior filtration without sacrificing airflow. Ultra-Seal filters feature a unique grease groove for a tighter, more secure seal to your air box.

Uni Filter's Dual Layer "POD" Air Filters are constructed with "Two" layers of foam, a course red outer layer and a fine black inner layer. This "Two Stage" technology provides superior dirt stopping...

For over 50 years, Uni Foam Air Filters have been unsurpassed in both engine protection and overall performance. Their unique two-stage design produces more horsepower and more torque than any other...

For over 50 years, Uni Foam Air Filters have been unsurpassed in both engine protection and overall performance. Their unique two-stage design produces more horsepower and more torque than any other...

Uni Filter's Dual Layer "POD" Air Filters are constructed with "Two" layers of foam, a course red outer layer and a fine black inner layer. This "Two Stage" technology provides superior dirt stopping...

Uni Filter Foam Air Filters have been unsurpassed in both engine protection and overall performance for over 50 years. Their unique two-stage design produces more horsepower and more torque than any...

Uni Filters two-stage design allows industrial or farm use ATVs to go longer before service is required. The coarse outer layer stops the larger particles, and the fine pore inner layer gives the...

Uni Filter's Dual Layer "POD" Air Filters are constructed with "Two" layers of foam, a course red outer layer and a fine black inner layer. This "Two Stage" technology provides superior dirt stopping...

Upgrade your ride with UNI Filter Street Bike Air Filters -direct factory replacements designed to fit perfectly into your stock airbox. They deliver unbeatable airflow, superior dirt-stopping power,...