View Full Version : Distance from port opening to subwoofer motor

04-01-2014, 11:45 AM
How far away should the internal aeroport opening be away from the back of the motor if using a 90degree elbow

04-11-2014, 06:58 PM
Bump. Wouldn't mind knowing the answer to this one either. Trying to size out a ported box for a 12" sub.