I lost my license for a year and a half so my poor TJ's been sitting. Now that I can drive again I'm not sure what needs changing. I'm not too car savvy but I know there are things you're supposed to do (new battery, spark plugs, etc.). Any advice would be great!
I have a boss self-amplified woofer similar to this:
http : / / www . sonicelectroni x . com / item_44123_Boss-BASS1400 . html
Would it be possible to do this project with this?