Applications Betamotor Motorcycle 250 RR Enduro 4T 2nd Filter 05-09 400 RR Enduro 4T 2nd Filter 05-09 450 RR Enduro 4T 2nd Filter 05-09 525 RR Enduro 4T 2nd Filter 05-09 KTM ATV 450 XC ATV 2nd Filter 08-11 525 XC ATV 2nd Filter 08-11 KTM Motorcycle 250 EXC Racing 2nd Filter 03 250 EXC Racing 2nd Filter 04-06 400 EXC 2nd Filter 06-07 400 EXC Racing (1 Hole Air Filter) 2nd Filter 04-05 400 EXC Racing (3 Hole Air Filter) 2nd Filter 04-05 400 SX / MXC / EXC (1 Hole Air Filter) 2nd Filter 04-05 400 SX / MXC / EXC (3 Hole Air Filter) 2nd Filter 04-05 400 XC-W 2nd Filter 07 450 EXC 2nd Filter 07 450 SMR 2nd Filter 05-07 450 SX / EXC / MXC 2nd Filter 03-06 450 XC 2nd Filter 08 450 XC / XC-W 2nd Filter 07 520 SX / MXC / EXC 2nd Filter 99 520 SX / MXC / EXC 2nd Filter 00 520 SX / MXC / EXC (1 Hole Air Filter) 2nd Filter 01-02 520 SX / MXC / EXC (3 Hole Air Filter) 2nd Filter 01-02 525 SMR 2nd Filter 04-06 525 SX / MXC / EXC (1 Hole Air Flter) 2nd Filter 03 525 SX / MXC / EXC / XC / XC-W (3 Hole Air Filter) 2nd Filter 03-07 540 SXS 2nd Filter 560 SMR 2nd Filter 07 625 SXC 2nd Filter 03-04 660 Rally E Factory Replica 2nd Filter 06-07 660 SMC 1st Filter 04-05 660 Supermoto 2nd Filter 02-03 690 Duke 2nd Filter 08-11 690 Duke R 2nd Filter 10-11 690 Enduro 2nd Filter 08-11 690 Enduro R 2nd Filter 09-11 690 SMC 2nd Filter 08-11 690 Supermoto R 2nd Filter 07 690 Supermoto R 2nd Filter 08-09 Polaris ATV 450 Outlaw MXR / S 2nd Filter 08-09 525 Outlaw / IRS 2nd Filter 07-11