i bought 3 solo baric l7 8s. i am goin to put them in my avalanche. kicker recommends that the port be 2 inches x9.5 inchs x21.25 inches long. i want to run a circle port. im gonna have each one chambered off from the others. that way i can have differant set ups for differant classes. what size round port do i need?
also what frequency should i port it to? 38 hertz?