i have a memphis 500d on 1 diamond dual 4 ohm 15" in a custom fiberglass spare tire well enclosure that does 145db. pic: http://www.we-todd-did-racing.com/we...MxeTU0MQ%3D%3D

i also have a 50x2 memphis runnig a set of 6.5" diamond seperates in the front.

i have never had a problem with either of my amps