Subwoofers are the essential part of a car audio system equipment. It enhances the quality of the songs and plays the otherwise inaudible low sound frequencies. A subwoofer is similar to a regular loudspeaker, but generally amplifies sound frequencies, which range between 30 to 150 Hz. This is where the most fun beginns listening to music in your car.

Cars usually come attached with small speakers, which do not produce low frequencies. So it is often beneficial to use a separate speaker for listening to frequency sounds. Subwoofers come in different sizes and thus they can perform optimally according to the surroundings.

There are different types of speakers out on the market today. Finding out what you exactly need may save you some money, but more significantly, improve the sound system of your car.
Coaxial Speakers: This type of speakers is the most common. Factory installed audio system usually install at least two pairs of this type in new vehicles.

Component Speaker System: A component system typically includes midrange woofers, separate tweeters, and crossover filter networks. What is explained above concerning midwoofers and tweeters apply the same as component systems. The only difference, as you may have noticed, is the separate tweeters. It would function the same exact way as the coaxially mounted tweeters, except for the crossover filter networks. In the High price classes there a lot of europien speakers on the market, speziell from german manufakters like Mb Quart Lautsprecher.

There are also many components that can be used to complete your audio system such as amplifiers, head units, speakers and auxiliary input devices that work together to provide you with a complete system that fits your needs.
Amplifiers: Basically, amplifiers can take a audio signal from your head unite and boost it powerfull to use speakers and subwoofers, if you want more soundquality than your head unite produced allone. The size and the watt of the amplifier needed will be based on the system you are putting together, its up fom low price modells to 3000 Watt RMS power MTX Thunder Car Hifi Verstärker and other high end car stereo.