The DNA R-AD29RS25-0R air filter is a high-flow filter for the Audi RS4. It is designed to increase horsepower and acceleration while providing filtration. It is washable and reusable, and fits the factory airbox.
- Type: High-flow air filter
- Compatibility: Audi RS4
- Cleaning: Washable
- Reusable: Yes
- Fitment: Factory airbox