so i have MMC6500's MMC690's and 2 MM12's in my honda accord. im gonna run the C400.4 for the speakers, and C300.2 for the subs. I know this is takin a lot from my battery so i wanted to know if i would need a capacitor? or two? i dont really know a lot of that kinda stuff. any suggestions on what to do or what brand capacitor is good?