You'll need to use fiberglass matting & resin...not the stuff that comes in a can like bondo. Also you'll need to make provisions for levelling the lamps. I'm not real clear on how you were going to accomplish this project, but that's all I can offer

1999 Sportage 4x4...don't go there, it was free ....______o_o .../_l l__\____\ ..|--l l__----[]\|/[] .....................oo =( )_)----( )_)--)_)