right now i have 2 p3s, 500W RMS each... im sure they could take 550....custom built box slot ported, tuned to 31hz i think, 3.7 CUFt i believe... with audiobahn a8002t... im under powring these big time.... looking to push these hard for as cheap as i can get... im gona try selling the audiobahn for like 120 or something and im not looking to spend no more then 250$, any suggestions below 350$ are appreicated, thanks.