1. scientifically speaking bass affects libido, of both ***es.
2. chicks dig the hot hardware, just don't tell them how much it cost you.
3. listen to R & B, Rock and other types of Music the way it's meant to be "Loud"!
If you have stock setup in your car , even a simple addition of an amplifier will give you a better sound. Upgrading is worth it provided that you have maximized the potential of your existing setup. A fully maximized budget setup will outdo a mismatched more expensive setup anytime.
As far as comparison of your car audio with your HT or home audio, forget it. you can achieve it at certain levels but cannot completely match or exceed it.