The first one is headunit, it's better should have intenal power so you don't need an amplifier. Recommend you the Eonon's HU is quite good.
http://www.eonon.com/2-Din-DVD-Player.html?utm_source=wiki.answers.com&utm_medium=answer&utm_campaign=answer
Power stock speakers, you can look for bargain brand
Power aftermarket speakers, any pioneer, alpine, blaupunkt, jvc, any of these will do that just fine.
Power system, look into one that has at least 3 RCA outputs, so you can use an amp for front speakers, an amp for rear speakers and an amp for subwoofer.
Power a competition system, then try to get one without alot of gizmos and internal power ( suggestions: McIntosh, Denon DCT-Z1, Eclipse 7200MKII, Clarion DRZ9255 ).
You can have your car stereo installed at your local Best Buy retail store by the Geek Squad. You can also install one yourself if you have the proper wiring experience by following guides online.
the best route to take is to look up in the manual for the directions and follow them. otherwise with car stereos the best thing to do is take it to an installer who specializes in car stereo installation.
I've found the best place is Crutchfield. They have a great customer service team that can help you install the stereo, and also they are a good quality company. They also send everything you need to install your new stereo.
Car stereo installation kits are widely available at stores such as Best Buy or even the Amazon site. They usually include the owner's manual and the tools needed to install the specified stereo.
connect the positive and negative to the stereo
Mounting kits for cars are used to install stereo systems. So if you don't have a stereo in your vehicle there is no need to keep one in the car. They are generally easy to use though to install a stereo.
install a filter
No, any car stereo store will do it.
You can find someone to install your car radio at you local retailer. Geek Squad's team of Auto Experts could help you install your car stereo. You would have to go to a Best Buy with a Geek Squad to assist you.
No, is not cheaper to install a car stereo on your own. You can go to any Walmart, who installs car stereos for a real reasonable price and get if professionally done.
if you are trying to install the factory stereo to it...it should be the same plug...if you are trying to install the stereo for a cougar on a different car you need to buy the plug for that stereo and then a harness for the other car...
Companies that offer car stereo wiring services include : Shop, Future Shop, Best Buy, Pep Boys, The Install Doctor, Sonic Electronics, Halfords, etc.