A good agm under the hood do the big 3 and call it a day.I don't even have my system in yet, so I don't know what it's going to drop to yet. It'll be a alpine 1000 watt amp. I'm guessing there's going to be some kind of drop, so I'm just trying to plan ahead I guess.
Absorbed glass mat ..sealed leakproof type of battery commonly used in car audio...will help alot compared to stock battery...if u have a sams around pick up a duracell agm..115 buxWhat's an agm?