The DNA high-flow air filter for the Ford Transit Courier is designed to fit the existing factory airbox. It is washable and reusable, and its design aims to increase horsepower and acceleration while still filtering the air.
- Type: High-flow air filter
- Compatibility: Ford Transit Courier C4a 1.5 TDCi 2014–2015
- Reusable: Yes, washable
- Installation: In the factory airbox