The K&N E-0661 high-flow air filter for the Mercedes-Benz GLA features an oiled, multilayer cotton filter designed to improve airflow and trap contaminants. It is washable and reusable, and fits into the factory airbox.
- Type: High-flow air filter
- Diameter: 171 mm
- Filter material: Oiled multilayer cotton
- Reusable: Yes
- Compatibility: Mercedes-Benz GLA
- TÜV approval: Yes