is it necessary to have equalizer in your car audio system....?

R@NDYttt

New member
how can i make my components speaker louder do i need a equalizer or a 4 channel amp ...please help...
or what..
i have 4 , 6 1/2 alpine components speakers with 40 rms each.... what do you recomend a eQ or a 4 channel amp
 
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