MUFFLER PC 4HEX KX250'21 Tool A clean and perfectly oiled General Purpose Handtools A clean and perfectly oiled air filter provides maximum airflow and increased horsepower OEM NUMBER 7810 201 0000 FITMENT KTM MX 250 SX F 06 15 350 SX F 11 15 400 SX F 00 07 450 SX F 03 15 505 SX F 07 08 520 SX F 98 02 525 SX F 03 06 KTM ENDURO 250 EXC F 02 16 350 EXC F 11 16 400 EXC F 00 12 450 EXC F 06 16 500 EXC 12 16 500 XC W 12 16 520 EXC F 99 02 525 EXC F 03 06 530 EXC F 08 11 350 FREERIDE 12 17 HUSABERG FE 250 501 13 14 HUSQVARNA FC 250 450 14 15 FE 250 501 14 16 FMF's exclusive cross weave internal packing provides longevity and maximum sound dispersion Computer designed and dyno tested for every 4 stroke application