Are you a dealer? Click Here
Hover Over an Option
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.
Override Engine's STOP/START
Override Interface for Ford, Chrysler, Dodge, & Jeep®. Simple install to override or re-engage the stop engine feature!

What do you want to do?

< Back AXSUB-GM1

AXSUB-GM1

General Motors 2013-2020

Axxess provides a simple plug-and-play solution for adding an aftermarket subwoofer to select Chrysler, Ford, and GM vehicles. The patented Add-A-Sub™ interface (AXSUB) restores and extends the low-frequency response that is often limited by factory radios, delivering stronger, more accurate bass so your subwoofer can perform at its full potential. Installed directly at the radio location, the AXSUB kit includes vehicle-specific harnesses and a dash-mountable bass control knob for convenient adjustment.

Features:

  • Designed for amplified and non-amplified systems
  • 2-channel non-fading 5V RMS output
  • Fixed low-pass frequency of 234Hz
  • 250mA remote turn-on output
  • Bass knob & vehicle-specific harness included
  • Installation done at the radio location
  • Micro “B” USB updatable
  • 1-year warranty

Includes:

  • Interface
  • Vehicle T-harness
  • Bass knob

Refer to our Vehicle Fit Guide for up-to-date vehicle-specific applications

GMC

  • Acadia 2019-2019 , IO5/IO6 & Bose
  • Acadia 2017-2018 , UQA
  • Canyon 2015-2018 , Bose
  • Canyon 2015-2018 , IO5 or IO6
  • Sierra Limited 2019-2019 , IO5 or IO6
  • Sierra 2014-2018 , IO3, IO5 or IO6
  • Terrain 2018-2018 , IO5 or IO6
  • Yukon 2015-2020
  • Yukon 2015-2020 , Bose

Refer to our Vehicle Fit Guide for up-to-date vehicle-specific applications.