Dumb question but read this anyway...
The only way to have a amp reach it's Max RMS (not Max/Peak) wattage is to run gains at full. But running gains at full is not recommended... so basically u don't really even get the full RMS rating going to your subs... (if u don't run gains at full)???
'04 Nissan Pathfinder
Compustar 2WFM-AS (alarm and starter, lcd remote etc...)
Audiocontrol HPX Epicentre
Rockford Fosgate 1001bd @ 2ohms
2x Kicker CompVR 12's (2 ohm DVC)
1.93 cu. ft. slot ported tuned to 38Hz