OK request send FD20N/25N-15 S/N 570001-UP EXHAUST PARTS Section EXHAUST PARTS FD20N/25N-15 S/N 570001-UP Komatsu: MUFFLER AND EXHAUST CONNECTION 060010 MUFFLER AND EXHAUST CONNECTION (CATALIZER) (4D94E) 060020 MUFFLER AND EXHAUST CONNECTION (SPARK ARRESTER) (4D94E) 060030