escottl92 Posted August 19, 2019 Report Share Posted August 19, 2019 Hello i have a 4door f150, i took out back and put a 13cu ported box in. I sound deadened roof, wall and all doors. I have a 320amp alt, agm under hood second battery in back. Right now i have 2 18" Fi Team 4 subs on an ampere 7.5K. Im doing a 151 in passenger seat ( Meca) I bough another battery and second amp, my question is does anyone have any advise on how i can get more db?? I dont want a wall box. Thanks Link to comment Share on other sites More sharing options...
CrackFactory Posted August 19, 2019 Report Share Posted August 19, 2019 More subs and more power. Maybe a blow through?? Link to comment Share on other sites More sharing options...
SnowDrifter Posted August 19, 2019 Report Share Posted August 19, 2019 Getting loud is a rather scientific venture. Test box design, placement, port tuning and area (good place to start), wiring loads, seat positions, etc. Take a variable, any variable, and start playing with it. Even turning the ac or heat on/off to mess with air density can have an effect ~~~~~~~~SAY NO TO PHOTOBUCKET~~~~~~~~ Snow's DD-1 tracks here: https://www.stevemeadedesigns.com/board/topic/167433-snows-dd-1-tracks/ My take on OFC vs CCA: https://www.stevemeadedesigns.com/board/topic/110381-things-that-piss-you-off-in-the-car-audio-world/?do=findComment&comment=2461444 Link to comment Share on other sites More sharing options...
escottl92 Posted August 19, 2019 Author Report Share Posted August 19, 2019 Thanks for advice Link to comment Share on other sites More sharing options...
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