bringin this back, sooo i have had 2 original 2 ohm dvc 12" type-r in a 1 cubic foot per sub sealed box runnin on an autotek xs550.2 at 1ohm( notorious for makin over 700 rms) for 5-6 years now and have been droolin over the up grades for years but have really been quite happy. welllll the 1223...