Go to car domain, click on picture. Right click picture and select properties. Copy http: address. Come back here and click icon with mountain and sun box in quick reply. Paste http address in popup box. Click ok, then click Post Quick Reply. That's it!
You can also get the link of the pictures and post them here without showing them on the car domain site. Just need a link to one of the pictures and change the picture number to the number of your not showing picture.
i.e. /12/web/2556000-2556999/2556536_62_full.jpg to /12/web/2556000-2556999/2556536_65_full.jpg