Title is kind of odd. I quess I don't know if getting rid of 3 good amps for one hopefully great amp is upgrading. I really like all the power I have so to downsize or not to downsize, that is the question.

Axiom Epic 80 500 QS8s
Carver TFM-55 TFM-45 TFM-35
Rotel RSP 1068
Audiobytes/W amp & sub
M22s Ep125