K&N Universal Rubber Filter 3inch FLG / 6inch OD-B / 4-5/8inch OD-T / 9inch LBrand K&N Engineering Part Number RE 0810 Category Air Filters Air Filters Universal Fit Condition Brand New Original Manufacturer Packaging K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for