inputs.text: great prefab box - nice box worked pretty well prefab box little big fit back buick enclave without lose use third row seats enclave leaves little desired rear storage area begin since couldnt make fit properly vehicle decided use home theater sub instead installed 15 mach 5 audio maw15 sub rocks pretty darn good makes watching movies fantastic didnt realize much bass alot movies really brings music life box works better prefab boxes ive tried built really solid shipping reasonably priced delivery fast overall im pretty happy box make sure sub designed work size box sub performance completely dependant box installed btw box roughly 32 cubic feet sub displacement port volume