How to modify ordinary car audios?

Although a car audio is small, it is an indispensable part of a car. But there may be some people who are not satisfied with the audios of their cars and want to replace the audios of their cars but don't know how to start. So how should car audios be modified?

1. Style and budget. The matching of the car audio must meet your own taste, and design a modification plan that suits you according to your budget.
2. The host, power amplifier, loudspeakers and other equipment should pay attention to balance when matching with each other, otherwise it will cause resonance.
3. Host selection. The host is the sound source of the entire speaker. It is recommended to choose the host from five aspects: quality, function, quality stability, price, and aesthetics.
4. The matching style of speaker power amplifier, the final matching style of a set of speakers, 50% is determined by the speaker, 30% is determined by the power amplifier, 15% is determined by the sound source of the front stage, and 5% is determined by the wire.
5. Whether the quality of the car audio modification is good or bad, in addition to focusing on product quality, price, brand factors, but also paying attention to audio modification technology.