audio specs asked

so first of all, don’t bother me so much with the audio area… now, however, don’t want to do a little bit of good for my car.. i.e. I want to take care of the audio area now and invest about 2500 – 3000 euros…. would be very grateful for suggestions.. doorboards I would still have to build if I had to be at kumpel…. to the goal: so you should already have a certain loudness but please on the sound must not have a whole stadteil I can’t say much about the direction of music, because everything is actually being heard.. only I don’t have a bad base.. small bassfreak.. so if I need anything else about informations.. then look at MfG Dennis