Hello,
I have a Pioneer AVH X2790bt head, and a Pioneer 1200 Watt Sub. I also have a Sony XM N 502 amp (2 Channel). With these I have 4 low end Boston acoustic speakers.
I've upgraded my speakers to Polk DB 6501 for the fronts, and Polk DB501 for rears, as I can fit only 5.25 inch speakers in...