No wonder why I thought the front of that thing looked off, its missing the header panel.

 

I kind of like the 62, but the 53 just doesn't look right on the sides. looks too much like it's still a C5

 

It's the raked windshield of the 4th gen that kills it. That and the cab forward thing. I wonder if that is the same company that made the kit for this conversion (beware - those with sensitive vision may want to avert your eyes):