NV 2500 17-21 4.0L (6 cylinder). NV 1500 12-20. NV 3500 17 4.0L (6 cylinder, Passenger Van). NV 2500 12-16. NV 3500 18-20 4.0L (6 cylinder). NV 3500 12-16. Used air cleaner housing only. This sale includes the housing by itself — no air filter, tubes, sensors, or any other components are included.