What is your general opinion towards these stereo brands?
My friend is working for a car manufacturer. And they are looking for proper stereo brand for their car installation. I am very interested in this case as long as I heard it. I am not HI-FI fan, but I have interests. However, things a bit different to
Mcintosh, and B&W (Bowers & Wilkins) are like gods amoung mortals. Mcintosh makes the best amps you can buy, and B&W makes the best speakers you can buy. if they werent the best Sony Music studios, Abby Road studio's and Lucas film wouldnt
Online shopping for Vehicle 
We like heated seats and high-end stereos as much as the next car shopper, but some of today's automotive features provoke more fright than delight.
Car stereo systems are our specialty. Music makes the world go around and music in your vehicle is a must! We have what you need to hook up your car with all the best equipment.
By adding extra code to a digital music file, researchers were able to turn a song burned to CD into a Trojan horse. When played on the car's stereo, this song could alter the firmware of the car's stereo system, giving attackers an entry point to change other components on the car.
This is a really cool guide, it's basically telling you how to replace your car stereo with a PC designed specifically for the car. It's got sleep mode, hibernate mode, a touch-screen LCD, Internet access, FM radio, 100GB of MP3 storage (upgradeable), and best of all there's no proprietary components so you could build it all yourself. Nice.