If you can't wall mount the the 3.1's, these would be my choices for best performance. Definitely go with the QS8's on the sides though.

1) QS8 (sides), QS8 (rears)
2) QS8, QS4
3) QS8, M22/M3/m2(doesn't matter)

I’m armed and I’m drinking. You don’t want to listen to advice from me, amigo.

-Max Payne