Many people are not satisfied with the present state. Of course there are a lot of modifications of modern car which can suit every desire of every customer. But it is always sad to have the same car as you neighbor.
In is case car customization is way out. There is not need to buy cars which cost hundreds of thousands of dollar. People can make custom cars from their present one just adding some useful details which make it look different. For example, there is always a possibility to add car body kits which can be even offered by your car producers. All these will make people like your car and respect the driver which is sometimes more important then money. Also you can change your interior by adding special car interior accessories which give you a possibility not only to personalize your car but make you feel more comfortable when you are driving in the streets. For example, you can order special seat covers which can be made of different material to match the overall design of you car interior. These seat covers can prevent from such diseases as back pain or something like that. So you see why people prefer custom car.