The DNA high-flow air filter for the Nissan Skyline R31 is designed to increase horsepower and acceleration while filtering the air. It fits in the existing factory airbox.
The filter is washable and reusable.
- Type: High-flow air filter
- Compatibility: Nissan Skyline R31 GT Passage Twin Cam 2.0 DOHC 24V, 1985–1989
- Washable: Yes
- Reusable: Yes