- Remove the air filter and pressure wash the inside of the airbox by covering the carb inlet with a watertight cap
- Made of PVC with a rubber sealing ring
- Top screw included
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1994-1995 | KTM | 350 LC4 | |
| 1998-1999 | KTM | 400 LC4 | |
| 1994-1997 | KTM | 620 LC4 EXC | |
| 1997-1998 | KTM | 620 LC4 SX | |