1000watts MIGHT gain you 3 decibels in additional output. Seriously...there's some guys who put up 140's with just 500 watts. It's all about function...power isn't the issue.
I hit 138 with 2 10's in a sealed box on 500 watts, at 2ohm's. You dont need a whole lot of power to be loud.
2000 2dr. black GTP|Headers|3.1"|xp'ed|ported s/c|HPT & aem wb|3.29's built trans|19° timing|0°KR
Turbo/heads /big cam build starts soon!!!