|Originally posted by JimmyS:|
Age and heat causes them to spiderweb. If you are looking for a nice alternative replacement for them, look at www.fierofiberglass.com
I know ive mentioned it before, but i like the open look more then having 'window' back there, now that i did something like that one one of my GT's ( out of metal, but same effect ).
Donno if it helps cooling any or not, but i seem to get far less warm air back into the cabin while driving ( i really gotta get the AC fixed one of these days ) and leaves/snow don't seem to collect as much.