B07SQBVH4M Add An Amp Amplifier Adapter Interface to Factory OEM Car Stereo Radio System for select GM Vehicles- Add Subwoofer Bass Amp etc.- No Factory Premium Amp/Bose- Vehicles listed below

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Use this adapter to make your installation of an amplifier to the factory system faster with a cleaner install. Use this plug and play adapter so you don’t have to cut or splice into the factory wiring. Adjustable left and right gain output.

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