I got a 70 amp and a 120 amp alt running into one red top (I know I probably shouldnt). I run a 1x4 now and want to run the 120 amp to a seperate battery set up maybe upgrade the 120 to like 200amp but I want ONE KICK A## battery that I can use to run a 2x8 or my 1x4 to a 16 pill MY ? is What battery do I need to do this? Maybe two but prefer ONE big one. any suggestions would be appreciated...