View Full Version : Need Help Please

02-27-2014, 09:12 PM
I need to know how much air space is needed for a sundown x15 d2? And I wanna be pretty loud so should I go bigger then recommended? Please Help!!

02-28-2014, 09:09 AM
3.25 - 4.5 cubes -- if you are near RMS levels the bigger volumes are nice for efficiency... tune from 28 - 38 Hz depending on your taste in music.