The DNA R-ad29rs25-0r high-flow air filter is designed for the Audi RS4’s factory airbox. It is washable and reusable, and its design aims to increase horsepower and acceleration while providing filtration.
- Type: High-flow air filter
- Compatibility: Audi RS4 8W/B9 TFSI 2.9, 2017–2019
- Installation: In the factory airbox
- Cleaning: Washable
- Reusable: Yes