The K&N 33-2428 high-flow air filter is reusable and features a multi-layered, pleated design. It is designed to improve airflow, trap contaminants, and increase horsepower.
The filter fits in the factory airbox and is designed to last for the life of the vehicle.
- Type: High-flow air filter
- Construction: Multi-layered, pleated design
- Reusable: Yes
- Compatibility: BMW X3, BMW X4, BMW X5, BMW X6