The Hiflofiltro HFF5013 motorcycle air filter is designed to fit the factory airbox and directly replace the original equipment filter. Its two-stage, dual-layer foam construction is intended for MX and Enduro motorcycles and combines filtration with airflow.
- Type: Motorcycle air filter
- Construction: Two-stage, dual-layer foam
- Installation: In the factory airbox
- Compatibility: KTM 400 EXC, 400 E-XC Racing, 400 SX, 520 SX, 450 EXC, 450 SX, 450 XC, 525 SMR