There are several companies that offer these kits. One obvious company that sells them is Apple. Other companies that offer these kits are Amazon and I Car Kits.
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.
IPod car kits can be purchased from Amazon, GTA Car Kits, the Apple store, Walmart, iCarKits, eBay, Focal Price, Fry's Electronics, Kmart, Accessory Geeks, MyGofer, and Rakuten.
To install an iPod Dock to your car, you will need to connect an adapter cable. The adapter cable fits between the radio and the car's original harness.
Generally, an iPod car kit is easy to install. The newest types allow you to plug the charger into the cigarette lighter, use a suction cup to attach it to your dashboard, and use a short cable to plug it into your stereo. Some even have the FM radio signal, requiring no wires.
Check the website Heated Seat Kits. They offer kits to install your own heated seats. They also offer tips for installing them. They are manufactured in Germany.
It's very easy to install car DVD players for yourself, as long as you have a working knowledge of car wiring.
Amplifiers are typically very easy to install if you have some basic knowledge of car wiring.
All car speakers will be equally easy to install, as their sizes and interfaces are standardized.
The best bike rack for a car that is secure and easy to install is the Thule T2 Pro XT.
Make it easy on yourself, go to crutchfield.com and use the outfit my car feature. for about $30 you can get a prewired harness for your specific car and an install kit for a perfect fit. they also have ipod adapters, amps, and speakers all taylored to fit your car.
A Toyota dealership will not install nitrous kits on any car. They will accept the liability for the use of the system. Nitrous, when used incorrectly, can easily destroy a vehicle and possibly injure the occupants.