Besides, if your idea of glamour is seeing the absolutely best doing what they're best at, then yes, I suppose you could say this is glamorizing, but from what I know about it, it's essentially a documentary that's been wrapped in a dramatic narrative. They're even using live ammunition.
Here's the link to the LS3 thread. [usa7s.com]
There's one guy running a Stalker V8 in race trim with over 500hp. The guy who owns the company now has a Stalker with a 5.3L V8 making "only" in the low 300hp range.