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To get a detailed description of each category and it's available options, to help you make the correct selection.
Retain Steering Wheel Controls
Keep your factory steering wheel controls with Metra's ASWC-1. Easy to install with an aftermarket radio, easy to program with our auto detect feature.
Replace Factory Radio
Remove that featureless factory radio and install an aftermarket radio with Axxess's radio replacement interfaces and harnesses.
Add Remote Start
Cut down in installation time with Axxess's remote start vehicle specific harnesses.
Add Cameras to Factory Radio
Stay aware of your surroundings and improve safety by adding cameras to your existing factory screen.
Add Amp to Factory Radio
Get the sound quality you're looking for by adding aftermarket amplifiers to your factory radio with Axxess's Add-n-amp option.
Device Connection
Stay safe and connected while driving by installing an Axxess connectivity interface and mobility products.
Digital Signal Processor
Upgrade your sound, keep your factory radio and retain your functions with our versatile digital signal processor.
Add Navigation to Factory Radio
Add iGO Primo Navigation to your OEM radio! You can also add on a reverse camera, an HDMI input for smart device mirroring, and more.


DSP Interface with MOST Amp - GM Select Models 2013-Up

USA MSRP: $629.00 USD

  • Includes an AX-DSP (Digital Signal Processor)
  • M.O.S.T. data interface included
  • Includes an amplifier bypass harness
  • Retains factory chimes
  • Retains factory parking sensor chimes
  • Retains OnStar voice prompts
  • All chimes/voice prompts go through the aftermarket amplifier
  • Adjustable chime level
  • Micro “B” USB updatable

Enclave 2018-up
Encore 2017-up
Envision 2016-up
Lacrosse 2014-up
Regal 2014-up

Camaro 2016-2018
Colorado 2015-2018
Corvette 2014-up
Cruze 2016-2018
Equinox 2018-2018
Impala 2014-up
Malibu 2016-2018
Silverado 1500 2014-2018
Silverado 2500/3500 2015-2018
Suburban 2015-up
Tahoe 2015-up
Traverse 2018-up
Volt 2016-up

Acadia 2017-up
Canyon 2015-2018
Sierra 1500 2014-2018
Sierra 2500HD/3500HD 2015-2018
Terrain 2008-up
Yukon 2015-up
Yukon XL 2015-up

CT6 2016-up
CTS 2014-up
Escalade 2015-up
SRX 2013-2016
XT5 2017-up
XTS 2013-2017