Uni Filter NU-4136ST

For over 50 years, Uni Filter Dirt Bike Foam Air Filters have been unsurpassed in both engine protection and overall performance. And their unique two stage design produces MORE HORSEPOWER and MORE TORQUE than any other air filter. Please note: actual filter may differ from image shown. Image is for reference only, all filters are sold individually.<br><br>Uni Filter products perform their best in the worst of conditions. That's why Uni has been the chosen air filter of all serious offroaders for decades. In this dirty, dusty environment, air filtration is extremely critical to the performance and protection of the engine.<br>