You will need a High Low Converter or Line Output Converter to add an amplifier (subwoofer or 4 channel amplifier) to convert your factory stereos speaker wire into a low level input for your new amplifier.
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What is A Line Output Converter Also Known as A High Low Converter?
A line output converter is a module that turns the non pre-amp speaker output from a head unit into a low level signal that is suitable for an aftermarket amplifier.
Does it matter what line output converter you get?
Yes. Your line output converter Has a specific amount of input and output channels. For example: If I am hooking the Hi Low converter to a 4 channel amplifier I should buy a 4 channel high low converter.
What tools do I need to install a Line output Converter?
Solder or crimp caps, soldering iron or a crimper.
How Do I Install A High Low Converter?
Installing this module is pretty easy! what you are doing is tapping into your factory speaker wires. You do this in a a way that does not interrupt the speakers in your vehicle.
Total Time: 8 minutes
Locate your front or rear speaker wire pairs
(fronts or rears, not a mixture of both).
verify your speaker wires are correct.
You should have 2 sets of wire on your amplifier, each set should be assigned to a side corresponding to the speaker wires your using.
Locate your speaker wire on the High Low converter.
You should have 2 sets of wire on your amplifier, each set should be assigned to a side corresponding to the speaker wires your using.
Connect the speaker wire
the speaker wire on the High Low to your factory speaker wires.
Use the RCA wires you purchased to install your amplifier
with and connect them to the new amplifier.
Connect the other end to the aftermarket amplifier.
After your RCA wires are connected to your High Low connect the other end to the aftermarket amplifier.
Plug RCA into input side of amplifier
Make sure the RCA wires are connected to the correct speaker input (if speaker is on the right of the vehicle then that RCA connection should be plugged into the RCA input on the amplifier that represents the right side.