Uni Filter 87-91 KTM 125/350 2 Stroke / 82-96 KTM 500 / 540 / 550 2 Stroke / 85-89 250 Air Filter

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.