You can get the YachtBrite BuffMagic from http://www.boatersworld.com , 1-800-682-2225; or page 546 in their 2006 catalog---item #17-697-2537, $22.99 for 22oz. can. Also carry the polish, item # 17-697-2545, $16.99 for 16oz.
I tried several other brands of similar stuff, this worked the best for my dark colors. Sorry, no links for Elbow Grease good luck