2018 POLARIS Sportsman 450 4x4 Utility Edition

Technically stronger – more Heavy Duty

2021 POLARIS Ranger 1000 EPS Premium

With the bar tapped the Insert can be installed

UniFilter - Competition II Air Filter (NU-4137ST) Options:Air Filter 2018 POLARIS Sportsman 450 4x4Designed to fit in the factory airbox UNI FILTERs high air flow, superior dirt stopping ability, and long lasting dependability have made the PRO COMP II. The bestselling replacement air filter for competition motorcycles. The UNI FILTERs unique two stage design allows for easy and complete cleaning. The outer layer can be used dry as pre filter allowing for longer intervals between cleanings, or it can be oiled for superior engine protection in