I'd go with a Sony WM40 (12" sub), you can pick em up new for around 130$ and used for under 100$
stuff it with some polyfill and you'll get better sound...if you want to upgrade just swap the sub out with either a HSU sub
(they go for around 50-70$ or an Adire Shiva that goes for around 60-80$)
stuff it with some polyfill and you'll get better sound...if you want to upgrade just swap the sub out with either a HSU sub
(they go for around 50-70$ or an Adire Shiva that goes for around 60-80$)