i have 4 alpine type r's was gonna sell em but changed my mind,i have all 4 in a 9.34 cubic foot box runnig on a viper 2500.1,tuned at 32 herts,im thinking the box is too big i have 3 4 inch round ports in it right now,it just wont hit the lows for some reason,thinking the box is too big but not...