The K&N high-flow air filter is reusable and features a multi-layer cotton gauze filtration medium, designed to improve airflow and trap contaminants. It is washable and designed to fit in the factory airbox, with a design intended to increase horsepower.
- Type: Panel-style high-flow air filter
- Filter material: Cotton gauze
- Washable: Yes
- Height: 22 mm
- Length: 270 mm
- Width: 254 mm
- Package quantity: 1 air filter
- Re-oiling quantity: 41 ml
- Compatibility: BMW X1, BMW Z4, BMW 5 Series