Cars are always considered as a sign of luxury. This is a general belief that cars reflect our social status, our way of living and preferences. This status is reflected by a number of factors. There are people who firmly believe that exterior and interior decorations of the car reflects this status. On the other hand there are a people who believe that the items like custom car audio and other similar gadgets that can be installed in the machine to upgrade the performance, makes it unique in nature and reflects the standards easily.Among all other additional accessories and gadgets that can be installed in a car, custom audio has its own value. There are lots of people who love music more than anything else and this love for music is also there when they are on road. This is why they always make sure that the custom car audio system that is installed inside the car is of the best quality so that it can ensure best performance.Selecting a best quality custom car audio system is not always easy and takes a lot of time of the owner. To get this, we should have the best idea of our requirement and should know about the pros and cons of the installed system. We should also have clear idea about the price range of different parts and budget for the entire custom car audio system. Following are some of the important parts of a custom car audio system that can make it a memorable experience.HEAD UNIT:- A custom audio system depends a lot on the Head Unit. This unit is responsible for sound re-production. So that we should ensure that this unit is manufactured by a reputed manufacturer and comes with proper warranty. Depending on the requirement and future plans, one can select from CD-changer, MP3 compatible, VCD or a DVD receiver (display unit attached) and units with RCA outputs.SPEAKERS: – This is another important part of a custom audio system because the entire electronic signals are converted into sound waves through these parts. Speakers for car audio are available in different types like coaxial, component, mid-bases, horns, tweeters, sub-woofers and so on. Before buying a speaker we should always make sure about the Root Mean Square rating of it because this rating provides us with the clear idea about the speaker power. Installation of these speakers also affects the performance of the custom car audio system.Apart from the above mentioned factors, there are some other parts also that play a significant role in the performance of the custom car audio system. Some of these parts are amplifiers, crossovers, sound processors, power supply, battery, alternator, stiffened capacitor, cables and wires and so on. Always make sure that these are from reputed manufacturers that can ensure better performance and durability.