The DNA P-BM46S25-0R high-flow air filter is designed for the factory airbox of the BMW E46. It can be washed and reused, and its design aims to increase horsepower and acceleration while maintaining air filtration.
- Type: High-flow air filter
- Compatibility: BMW 3 Series E46 328i 1998–2000
- Cleaning: Washable
- Reuse: Reusable
- Installation: In the factory airbox