How do I easily add speakers to my car audio system?

there is nothing online about car audio system is related to overheating of car.. but my car has this issue. when i on the radio, the car starts to overheat, when i off the radio, the car temperature goes back to normal. why is this happening? I installed...

Heyy I just got my first car today... its old... but it has everything i need... EXCEPT A CD PLAYER! it has a radio and casette player... but the speakers.. well.. arent the best anyways i wanna buy all new stuff including cd player, speakers for front...

1. My first query is when a 4 channel amp specification says - "Power Output 125 watts RMS x 4 channel": (i) Does this means that I can plug 4 speakers, each of having 125 watts RMS power to each of its channel or (ii) Does this means that...

I want to use a cheap CD system to provide background music for a room. I don't need fantastic sound and would prefer not to have to buy amps etc. My plan is to install four car speakers into the ceiling of the room and connect two to each output on...

i have looked around and for like $75-100 i can get 8-12in speakers and 175-200w amp in a box for a car sterio system. What i need is a PA-Venue system for small events or weddings. i have a few things coming up this year and getting my own system would...

I want to install a new speaker system in my car. But there is no site explaining what is what. I have seen people explaining in sooo much detail, that it doesnt even make sense to me, which is frustrating. :S Like making sure you have a proper box for...

I'm 16 and I've been saving up from work and other things and I want to get a good car audio system. This is all new to me though. I listened to rap and yes I want my music to "bump". I've done some research and mostly understand what I need...

I recently bought a car that already had a decent sound system in it... Alpine CD Reciever, the front speakers are Pioneer, I'm assuming the rear ones are too. However, theres no subwooffer. Would I be able to add one, what brand, and how would I install...

I have a 2006 altima SE-R with bose. i would like to add a system (amp, 2 sub woofers) but i want to keep bose head unit and speakers, and i would like to know if anyone has done this. of even have a system in there car with bose in it and how they did...