Apico Air Filter Pre-Oiled SUZUKI RM125 04-08, RM250 03-08, RM-Z250 07-18, RM-Z450 05-17

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.