I have had to replace one of my amps,,It was a mtx 801thunder 800 watt 2 channel 4 ohm. It lasted 9 years, I have replaced it with a skar audio rp 800 watt 2 channel amp.I have the 2 subs wired to 4 ohms (kicker comp vr 12" DVC 2 OHMS)with this the MTX amp would continue to break loose the rear...