Axxess AXDSPX-GL10 Plug & Play T-Harness for AX-DSP Signal Processor for GM 2016-Up Vehicles
This Axxess AXDSPX-GL10 T-harness for select GM vehicles is a basic and simple plug-n-play harness for the easy installation of the AX-DSP. Must be used with the AX-DSP Digital Signal Processor (sold separately).