I never heard of DR. Speedy as company, but that doesn’t mean they don’t exist. These headers look like all other headers from OBX, Top Speed & Stone (Comptech knock-off).
$250 is low price, but OBX, Top Speed, Alfa Werks & Stone cost some where between $300 - $400
BTW, here is auction for Top Speed headers and they just couple bucks more. You might consider this.
http://cgi.ebay.com/ebaymotors/ws/eB...sPageName=WDVW
Here is some info on Top Speed headers
http://www.v6performance.net/forums/...+speed+headers
http://www.v6performance.net/forums/...+speed+headers