well ya got 5 pairs of speakers and 2 pairs of tweets and (2) 4 channel amps. All you need is another 2 channel amp and buy some crossovers for those tweeters. and no you don't need a capacitor
i've always found that if you post with caps on it lets people know you mean business! //content.invisioncic.com/y282845/emoticons/rolleyes.gif.c1fef805e9d1464d377451cd5bc18bfb.gif