Further along on this mix, used side-chain comp.

[McLowery]

I decided to try a side-chain compressor on the bass using the kick as the trigger. This makes a big difference on how the bass cuts through, IMO.
I also ran it through a limiter plug (PSP Xenon) just to get it louder.

http://www.fileden.com/files/2007/8/8/1330598/SONG-6-08-Mastered-11.mp3