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Original Dual-Stage Air Filter completely submerged in Filter Oil. The filter is then massaged to ensure all pores are evenly coated with oil, it is then placed in a temperature-controlled room to allow the oil to completely cure. All you have to do is open the bag and install.


315R 97-04
4RT 250-260 05-Present
4RT 300-301 16-Present

Apico- Pre Oiled Air Filter 4rt/315

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