Looking for some added bump to my factory radio.

Anybody installed one of these? I'm not new to car audio, so I realize that it's not a whole heck of a lot of bass, but I want something that looks clean, adds some more bass, and would be compatible with my factory radio (I don't have the extra money right this minute to upgrade it...but will down the road)

Does our factory radio have RCA's? How would one go about installing one?

Something along the lines of:

http://www.crutchfield.com/App/Produ...BTA1020&tp=114