Autoooparts Add-An-Amp Radio Adapter Interface For GMC Chevrolet Hummer Cadillac

Want to add some thump to your factory stereo?

This adapter from autoooparts lets you hook up an amp to your GMC, Chevy, Hummer, or Cadillac without cutting up the factory wiring.

Super clean install, all the bass you want.

Just note—instructions aren’t included, so you’ll want a basic idea of what you’re doing.

Backed by a 1-year warranty, it’s a solid little piece of kit for upgrading your ride’s sound.