Moose Racing Pre-Oiled Air Filter 1011-3923High technology machine pre oils filters to perfection while leaving no excess With the PPO, there is no excess oil to rob horsepower, and no dry spots endangering your engine Oiled with top quality Moose Racing Super Seal Filter Oil that has been abused and recommended in prolonged testing Save the hassle and get it done better than you can at home for only a dollar! (Over the cost of regular Moose Racing air filters) Includes re sealable filter bag