The short answer is that you can use any number or combination of power amps in a car audio setup as long as you wire them in properly. The most common reason to wire in multiple amps is to have one for your main speakers and a second amplifier for a subwoofer.

How do you hook up two amps to one sub?

Connect 12-Gauge Speaker Wire from the Positive (+) Speaker Output on the Master amp to the Positive Terminal on the Subwoofer (+). Amp (+) to Sub (+) Step 2. Connect 12-Gauge Speaker Wire from the Positive (+) Speaker Output on the Slave amp to the Negative Terminal on the Subwoofer (-).

Can you run 2 amps off 1 capacitor?

A1: No, there isnt any trick to wiring two amps to one capacitor. Connect the negative terminal of the capacitor to ground. NOTE: The capacitor should be mounted as close as possible to your amplifiers. Connect the positive terminal of each amplifier to the positive terminal of the power capacitor.

Can you connect a guitar to 2 amps?

You can definitely split to two amps but Im not sure literally splitting the cable is enough or if you need to buy some sort of splitter box. Not only is it possible but many times there is no reason not to do it. The stereo effect it generates is really intoxicating.