I meant to say Marine Ready, already posted that too Ya, Polk's are very uncommon here & most people don't know what they are too, even the people who specialize in them... States would be the best place to get them as they are also cheaper. I got a pretty good deal on my 6x9's & 6's. Had them for about 3 years initially in my previous car. I made sure that I told the chap buying it, that he wasn't getting the speakers