Subwoofer & Amp for Vibe 03?

[me_myself]

I recently bought a 03 Pontiac Vibe - this does not have the subwoofers (i like the big bass sound) - can someone please let me know how to install a Subwoofer (in the back) and also an amplifier.Thanks.

[Sublimewind]

first you can start here... topics on the right... http://forums.genvibe.com/zerothread?id=28664