Geminidj2000 10+ year member
The Bad Luck Kid
currently i have my idmax v.3 in a sealed box mt and my friend are gonna make a box for db drags........... i wanna hit around 150 dbs im running a hifonis hercules amp and second skin damping material whats size should we make the box? I have a trunk also not a hatch back and my amp has a subsonic filter on it what size should i make the box and What should i tune the box to?