hey guys quick question i have a honda crx 1991 hf and i have a 12' sub that im trying to put in my car but i dont wanna take up all the space in my little hatch, so my question is where and how to i obtain a custom sub box for a single 12' for my spair tire department

 

you can build it, or you can visit your local car audio shop and have them fab one, or you can just buy a simple box from walmart....