i have 3 amps a ednine.1 a diamond d6 600.4 and a iffinity 7541A 4 channal amp... i was told a 250 amp alt would be good to run this system.. would be good or alil over kill ... i was planing on get a yellow top batt and another alt but 250 amps seems like a lot to me... please some let me know ya think i should do?