Quote Originally Posted by EJRJR91 View Post
I'm not saying I want the cap for when the car is off, that's y I want the switch so that the amp goes off when I throw the switch and there's no power draw, the cap is so that I'm not drawing too much power from the battery with the car on so that when i do turn the car off the car will start up again
Tell us what you're running for power.

I'm currently running 1000w RMS on stock wiring, powering 4 12" subs. My car starts up every time and I'm using like a $50 surplus battery...