Originally Posted by
CrOwSoN15
If you run them on manual winders they'll scratch like fuck within a short space of time, better off with sliders on them. Or just glass if it's a road car, the gains do not warrant the pain in the ass lol.
I have Lexan manual windows in my car and they haven't scratched much after about 8years maybe. Main problem is, if you wind them down on the move, the wind bends them enough that you can't get them back up properly as they come out of the runners slightly.