Air Filters - Direct Fit

Uni Filter Uni Foam Honda Crf450 Crf250 - NU-4145ST

Uni Filter Dirt Bike 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 other air filter.

Uni Filter Uni Foam Honda Crf450 Crf250 - NU-4144ST

Uni Filter Dirt Bike 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 other air filter.

Uni Filter 08-12 Honda TRX 700 XX Air Filter - NU-4143ST

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 air filter for your ATV.

Uni Filter Uni Atv Air Filter - NU-4142ST

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 air filter for your ATV.

Uni Filter 07-24 Honda CRF 150 R / 150 RB Air Filter - NU-4141ST

Uni Filter Dirt Bike 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 other air filter.

Uni Filter Uni Aif Filter Hon Atv Trx450R - NU-4140ST

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 air filter for your ATV.

Uni FIlter 04-07 Honda CBR 1000 RR Air Filter - NU-4139

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, and maximum overall performance for the road ahead.

Uni Filter Uni Filter Hon Crf 250X 2004 - NU-4138ST

Uni Filter Dirt Bike 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 other air filter.

Uni Filter 03-20 Honda CRF 150 F / 03-20 CRF 230F Air Filter - NU-4137ST

Uni Filter Dirt Bike 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 other air filter.

Uni Filter 04-09 Honda CRF 250R / 03-08 CRF 450R Air Filter - NU-4136ST

Uni Filter Dirt Bike 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 other air filter.This Part...

Uni Filter Uni Foam Filter - Hon Dirt - NU-4135ST

Upgrade your intake system with UNI's multi-stage competition air filters. Their unique two-stage design delivers longer-lasting, power-producing airflow:dry for speed, oiled for tough conditions. With superior dirt-trapping and a precision fit, UNI...

Uni Filter Uni Foam Filter - Hon Atv - NU-4134ST

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 ultimate engine protection.