TWIN AIR PRE-OILED AIR FILTER (FR) 4-STROKE KTM

TWIN AIR VORGEÖLT AIR FILTER FEUERFEST KTM SX-F 25007-09/LC-4 400 01-04/EXC/SX 450 03-07
LC-4 520 01-02/EXC 530 06-07  

TWIN AIR backfire filter - no ignition in a misfire of the engine