hi i am new to this whole biulding a car system and everything and i want it to be banging but no banging p my wallet book. I wanted to ask if you new the best subwoofer,amplifier, speakers and all that stuff that would work and fit in a chrysler 300. i dont want them to be expensive but cheap for good quality. I dont want to buy a stereo and a mp that doesn meet my wattage requirements i NEEd YOUR HELP!!!