Memphis MCD-1100D puts up to 2200 watts at 1/2 ohm....bench tested 1247 watts at 1 ohm....brand new in the wrapper i got pics ask anyone theyll tell you this is the most efficient amp outthere with over 95% effieceny where regualr d class is 60-80% so this will not make your headlights blink or anything even at 1/2 ohm 350 shipped