600 is plenty. I did my entire sound system for around that.p4000dvd - 500 installed...with backup cam, bluetooth, and ipodkicker amp + diamond d1 sub - 200 installed4 channel kicker amp, eclipse 6x9s, mb quart 6.5s, dynamat extreme - 55$ installed
Did a lot of shopping around on craigslist and got some used equipment in good condition for great deals so just be patient with looking for good deals. Obviously thats more than your budget but you can get the same head unit I have for under 300 now new on ebay.
planBe wrote:bet on black... double it... and now you have a budget that you can work with.