Should I buy a cars factory navigation system why or why not ?

where can I buy an in-dash navigation system for a 2005 nissan altima SE. if you know a website or any place where I can buy...

I Have 2 alpine type R's 12 inch. 4 ohms. with a 2 channel v-power alpine amp. what kind of box is best for this system?? por...

how can I connect my laptop to my friends car so we can listen to all the songs on my laptop though the cars speakers is ther...

i need to know how to because i need to show this arragent teacher that i can make a spy car with a little help.

I want to buy a pda.What should I choose an o2 or an imate jam?

Can I find a shrimper I can buy his shrimp and sell on the internet?

Do I need to have cable to buy a lcd or plasma, or I dont need cable for this.

what is the best GPS navigator to buy?

what operating system is better?

I bought a car and I want to add these lights that light up to the beat of the music. My question is what are those lights ca...