Add an Amplifier interface
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- PAC AA-GM44 Add-An-Amp Interface For Select 2010 and Up GM Vehicles with 44-Pin Harness$40.99Out of stock
- Makes adding an amplifier to GM vehicles very easy
- The AA-GM44 “T-harness” plugs into the vehicle’s wiring behind the factory radio
- Provides a 4-channel adjustable audio output via two sets of stereo RCA connectors
- This allows simple and quick audio connection to an aftermarket amplifier without effecting the performance of the stock speakers