I felt that 802 has enough bass already. Maybe it is your amp, speaker wire, interconnect and preamp mismatch.
The other day we were listening to Wilson puppy 5.1 with ML amp and founded that both speaker cables and interconnects made big difference if mismatched.
The other day we were listening to Wilson puppy 5.1 with ML amp and founded that both speaker cables and interconnects made big difference if mismatched.