I have looked at your system. I think, your speakers are simply not suit for the kind of music you like. Pathos wont help you, or even would make things even worse. I would go for a vintage JBL with 10 woofers. Like this:
http://www.audiogon.com/cgi-bin/cls.pl?spkrfull&1229656453&/JBL-4313B-One-of-JBL's-Best-Ev
http://www.audiogon.com/cgi-bin/cls.pl?spkrfull&1229656453&/JBL-4313B-One-of-JBL's-Best-Ev