If your looking to build a box yourself, build it as big as you can, and still be able to fit in your vehicle. Same goes if your buying one. There are no certain specs for a sub box as long as the speaker fits. The bigger the box the more bass. ( Up to the speakers capabilities )
stereo wont go but reverse cameraa works. been disabelled by previous owner he did not know what...
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stereo wont go but reverse cameraa works. been disabelled by previous owner he did not know what happened took it to professsional. looked to see if any fuses had been pulled out none had been found. found 4 fuse boxes is there any more I should look for