The DNA air filter for the Volkswagen Touran 1.4 TSI is a high-flow filter that fits in the factory airbox. It is washable and reusable, and is designed to increase horsepower and acceleration while still providing filtration.
- Type: High-flow air filter
- Manufacturer: DNA
- Compatibility: Volkswagen Touran 1.4 TSI, 2003–2013
- Installation: Fits in the factory airbox
- Maintenance: Washable and reusable