I have a 00' Honda civic ex that I just install 1- Rockford Fosgate p1000watts & a Kicker 800 watts x 4.Also I have a 1 farad capacitor and install 2 -Optima battery's in the trunk,the battery's are just connected from the main battery from under the hood .The car seems to be doing good but just want to be on the safe side so I would like to upgrade my alternator .Total watts I am running is about 2,000 watts,I might upgrade my amp in the future to a Rockford Fosgate t2000 watt .Can u please tell me what is the best alternator for my set up.Thank u 