i have 2 15" SI Mags that will be running off a IA 20.1.. which box and tunning should i go with?
7cft tuned to 27
7cft tuned to 30
7.2cft tuned to 28
or maybe if someone has a better idea go ahead and post it
7cft tuned to 27
7cft tuned to 30
7.2cft tuned to 28
or maybe if someone has a better idea go ahead and post it