Ford Mustang Forum - View Single Post - Anyone with Shaker 500/SYNC used the PAC audio interface?
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post #11 of (permalink) Old 06-12-2013
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RebelTX's Avatar
Joined: Feb 2013
Location: Orlando
Posts: 556
He's not trying to put in a sub. He is looking to add an external amp to power his aftermarket door and rear deck speakers.

But yea, if this were a sub install then tap off an existing line, put a crossover on it, then send it to the sub amp.

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