Sapro, the problems with the Emotiva line for some people, have been when driving the M80's, you won't have a problem with the speakers you own. Why do you think you need extra power, isn't your 1800 fine?

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85