I bought one of those about a year ago. I'm pretty sure it was from quadratec. It is definitely the lens and housing. If you look at your old one there doesn't seem to be a simple way to attach a new lens to the old housing. I suppose some industrial adhesive like E6000 might work though.
2004 tj 4.0L I-6, Patriot Blue, Hard Top, Soft Top, 31" Firestone Destination MT's on 15" Black Eagle's, Tuffy Sub-Console and Glovebox, Add-a-Trunk, Custom Seat Covers, Drawtite Towing Package, Rampage Sidesteps, Extended Fender Flares...