AIRFILTER PRE-OILED BETA ENDURO 125-300RR, 350/390/430/480RR 20-23, X-TRAINER 250-300 23- (R)

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.