i own 2 12"s..... one hooked up with a autotek amp runnin 400 watts to it in a ported box and the other one with a california profile amp runnin 300 watts to it with a sealed box... sounds fvckn great... i have a pioneer head unit with graphics and im very pleased with the sound.. its great sq and very good bass... not the best but it can compete.... i acutally jsut got rated today at 133.9 dbs and i own a extended cab truck so yeah... there not even pushed at half potentional so if u get a chance to get sum... get em.. i paid $230 each for mine but i obver paided.. dont pay more than $200 for them