The K&N SU-4000 motorcycle air filter features a washable, multilayered cotton gauze filter media designed for repeated use and improved airflow. It fits into the original airbox and is designed to increase power and improve acceleration while filtering out contaminants.
Cleaning intervals depend on riding conditions. The K&N Recharger kit can be used to clean and maintain the filter.
- Type: Motorcycle air filter
- Compatibility: Suzuki DRZ 400S, Suzuki DRZ 400SM
- Filter material: Multilayered cotton gauze
- Cleaning: Washable
- Reusable: Yes
- Airflow: Up to 50% greater than conventional paper filters