Hey guys i just ordered a 2 D3100 and there going on a 01 VW Golf GtiT am going to throw on a memphis 2.5k for a 12s Mojos and 2amps for mids a 75x4 and a 50x4 both m class and i wanted to know what batteries do you reccomend or if i need more. O yea i forgot i also have a yellow top optima up front wich im thinking on keeping