how do I connect an amp to a standard head unit?

[teejayy]

Originally Posted by marshall_8up

hey jus wonderin if i can connect an amp to a standard head unit? i want to run a sub and 2 6x9's off the amp, without modifying the original system too much. if so, then how? would there be aux out ports on the head unit for the amp? or can i run the amp in parallel with a speaker?

It is worth checking your amplifier for high-level imputs, it wont be hard to find them they are generally next to RCA imput. Many amplifiers have high-level inputs and do not require RCA signal wires to operate. This could save you time and money.