The DNA high-flow air filter is designed for the factory airbox of the Nissan Skyline R31. It is washable and reusable, and its design aims to increase horsepower and acceleration while filtering the air.
- Type: High-flow air filter
- Compatibility: Nissan Skyline R31 GTS 2.0 DOHC, 1985–1989
- Fitment: Factory airbox
- Maintenance: Washable and reusable
- Filter part numbers: 165460z000, 165463j400, 165466j400, 1654670j10, 16546v0100, 16546v0110