Looks a lot better on the floor...

Have you tried moving one of the subs to behind your seating position?
Cinema: Yamaha DSPZ7, Yamaha BDS2900, Optoma HD82, Paradigm / Hi-Fi: Rotel RCD1072, Rotel RC1082, Rotel RB1080, B&W 804s / Entertainment area: Yamaha RXV1600, Yamaha DVDS559, Optoma HD65, Paradigm / Lounge: Panasonic Viera TH50PV70M