News:
http://www.rosevillemoparts.com/product_info.php/p/71-cuda-billboard-stripe/products_id/6351
Got mine from Phoenix Graphics. If you would want to clear coat them why not just paint them on?
I don't think it would be a good idea to put clear over a sticker. It'll have a different expansion rate in hot sun than the rest of the metal/paint. Could begin cracking.