2014-2018 GM/GMC vehicles with 8" or select 4" screen's (Without Bose) Base Connector

Our 8" screen GM/GMC harness is designed to work with a variety of vehicles from a Silverado, Sierra, Suburban and any other GM vehicles that use the 16 pin connector with an 8" screen. It comes available in both style of harnesses, a T-Harness and a Loopback Harness. If you are planning to add a sub to your Silverado we offer our T-Harness. You can add an LOC unit, like an Audio Control or Wavtech LOC, for a full plug and play set up. If you’d like to amplify your doors or add multiple amps to your Sierra/Silverado or Cadillac vehicle we offer our Loopback Harness. This was designed to allow you to keep using the factory wiring, NO cutting, NO splicing. Add an amp quick and simple without ruining your vehicles wiring or voiding your warranty. Installation Video Our harness throughout the years has evolved into what we call, and are currently in the process of patenting, our Elite Series Harness. This option is an all-in-on solution for the ultimate DIY’er.. After 3 years, developing