UniFilter - Competition II Air Filter (NU-4141ST) Options:Air Filter Reduced wear and air suction

Reduced wear and air suction

Heavy wall

Length: 6’’ (152mm) 2-3/4" inside diameter (70mm)

1989 YAMAHA MOTO-4

UniFilter - Competition II Air Filter (NU-4141ST) Options:Air Filter Reduced wear and air suctionDesigned 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