This is a Tutorial more than a product, because the only thing involved is a file edit.
You can see it on this site, all the attached images that we tag in our threads are shown in Full Size, not as Thumbnails like in the default vBulletin.
See how it goes in the default vBulletin:
And here we see it with the change made, like on vbEnhancer.com:
The only way we can do that is by editing a file that have no hook attached where it is needed.