Roof Cargo Carrier, Soft Side - Thule. Thule Tahoe roof top cargo bag with 17 cubic feet capacity, their most spacious, Includes a storage bag with carrying strap. May require Sport-Utility Bars for tie down points. Mopar, in partnership with Thule, the leading US manufacturer of car rack systems, offers Roof Top Luggage Carrier. All the advantages of a roof top box but requires a fraction of the storage space when not in use. Waterproof materials and taped seam construction help keep contents dry. Easy to mount, easy to remove. Mounts to Mopar, production and Thule cross bars.. . Required: 0