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GMC Upgrades

GMC Bluetooth
GMC iPod & iPhone Car Adapters
GMC Android Car Adapters
GMC AUX Input Adapters
GMC Navigation & Video Bypass
GMC HD Radio Kits
GMC High Output Alternators
GMC Radio Interfaces
GMC Wiring Harnesses
Custom GMC Audio Packages
GMC Backup Cameras
GMC Car Stereos
GMC Radar Detector Mounts
GMC Security & Remote Start
GMC Speaker Adapters
GMC Subwoofers & Sub Boxes
GMC ThunderForm Boxes

Top Sellers in GMC Upgrades

Wire Harness to Connect an Aftermarket Stereo Receiver to Select 1988-2005 GM Vehicles

• In-Dash Car Radio Harness That Plugs Into Factory OEM Radio Plug
• For Select 1988-05 GM Vehicles
• No Cutting Wires
• Converts Colors To Aftermarket Standard

$9.99

IN STOCK

5-1/4" or 6-1/2" Speaker to 6" x 9" Mounting Hole Adapters

5-1/4" or 6-1/2" Speaker to 6" x 9" Mounting Hole Adapters • Mount your pair of 5-1/4" or 6-1/2" speakers in a 6" x 9" mounting hole

FREE Speaker Adapters For Factory 6"x 9" Speaker Locations

$5.99

IN STOCK

Wiring Harness for Select 1998-2009 GM Vehicles

• Car Harness For Select 1998-Up GMC Vehicles
• Plugs Into Car Harness
• High Quality Factory Plug
• GXL Wire Provides Flexibility And Handles More Power
• OEM Quality

$5.97

IN STOCK

Interface Module that Allows the Addition of an Amplifier in Select 2006 - 2013 General Motors Vehicles [Chevrolet, GMC, Cadillac, etc...]

• Interface Allows Replacement Or Addition Of Amp
For Select GM Vehicles
• Interface Is Transformer Isolated
• Linear From 20-20,000 Hz
• Input Connects To Factory Stereo/Vehicle Harness

$31.96

IN STOCK

Install an Aftermarket Radio in select General Motors Class II Vehicles and Retain Warning Chimes, RAP and Other Factory Features

• Install an aftermarket car stereo for select General Motors Class II Vehicles
• Works with Non-Bose and Standard BOSE Amplified systems
• Retains 12 Volt Accessory output (2.5 Amp)
• Retains RAP (Retained Accessory Power)
• Keeps the radio powered after the key is off until drive door opens or OEM timer ends

$44.99

IN STOCK

5-1/4" or 6-1/2" Speaker to 6" x 9" Mounting Hole Adapters (Same as Metra 82-6901)

The SA69 speaker adapters fit most aftermarket 5 1/4" and 6 1/2" speakers into 6 x 9" factory openings

$10.97

IN STOCK

Radio Replacement Interface for Select 2000-2011 GM Class II Data Bus Vehicles

• Class 2 Data Bus Interface For Select GM Vehicles
• Provides A 12V DC 3 Amp Accessory Output
• Built-In Speaker Retains Warning Chimes

$41.99

IN STOCK

Dual 12" Subwoofer Enclosure for 99-07 Chevy Silverado and GMC Sierra Extended Cab Trucks

• 12" Dual Medium Down-Firing Subwoofer Enclosure
• For Select GM Trucks
• Designed Specifically For Chevy Silverado or GM Sierra Extended Cabs 1999-2007
• Premium Carpeted Finish
• Glued & Braced MDF Construction
• Rounded Edges

$79.99

IN STOCK

GM LAN Data Bus Interface with Chime Retention for Select GM Vehicles

• GM LAN Data Bus Interface with Chime Retention
• For Use in Non-Amplified Vehicles
• Does Not Retain Onstar
• Retains All The Factory Warning Chimes
• Retains R.A.P.

$44.99

IN STOCK

ADBOX Aftermarket Stereo Installation Harness for Select 2000-Up GM Vehicles

• Axxess ADBOX Aftermarket Stereo Installation Harness
• For Select 2000-Up GM Vehicles
• Connects Aftermarket Stereo Harness To Vehicles Factory Harness
• Made From OEM Quality Materials
• Works With AX-ADBOX1 and AX-ADBOX2

$19.99

SPECIAL ORDER

Ships at Later Date

Install an Aftermarket Radio in select General Motors Class II Vehicles with Bose Amplified & Non-Amplified Systems and Retain OnStar

• Aftermarket Radio Installation Interface for GM Vehicles
• For select General Motors Class II Vehicles with Bose Amplified & Non-Amplified Systems
• Retains Factory OnStar
• Retains Factory Warning Chimes
• Works with Non-Bose, Standard Bose & Premium Bose / Y91 amplified systems

$89.99

IN STOCK

Quickly add an Aftermarket Radio in Select 2004 and Up Vehicles While Retaining Steering Wheel Controls and Additional On Screen Data

• Radio Replacement Interface with Steering wheel Control and Factory Amp Integration
• For Use w/ Select 2004-Up Vehicle Harnesses
• Assign Each Control a Secondary Function
• Program it Yourself with a Windows Based Computer

Get Full Functionality of your Stereo with idataLink Maestro

$129.99

IN STOCK

Interface that Allows Replacement or Addition of an Amplifier in Select 2007-up GM Vehicles

• Interface Allows Replacement Or Addition Of Amp
• For Select 2007-Up GM Vehicles
• Interface Is Transformer Isolated
• Maintains Phase
• Linear From 20-20,000Hz
• Provides 2:1 Gain And Infinite Attenuation

$33.62

IN STOCK

USB Adapter to Retain OEM USB Port in Select GM Vehicles

• USB Adapter to Retain the OEM USB Port
• For Select 2010-14 GM And Chrysler Vehicles

$7.99

IN STOCK

Single 10" Vented Subwoofer Enclosure for 2007 - 2013 Chevy Silverado and GMC Sierra Extended Cab Trucks

• Single 10" Down Firing Vented Subwoofer Enclosure
• Designed Specifically For 2007 - 2013 Chevy Silverado and GMC Sierra Extended Cab Trucks
• Premium Carpeted Finish
• Glued & Braced MDF Construction
• Rounded Edges

$74.95

AVAILABLE

Ships at Later Date

Install an Aftermarket Radio in select 2006-2015 GM Vehicles and Retain Steering Wheel Controls - Dash Kit Included

Single/Double DIN Install Dash Kit • For 2011 Chevrolet Cruze Vehicles • Accommodates ISO Double DIN Mount • Painted to Match Factory Dash Color • High-Grade ABS Plastic Construction • Factory Style Texture • Includes Steering Wheel Control Interface

$89.99

IN STOCK

Radiopro4 Stereo Replacement Interface with Steering Wheel Controls for Select GM Vehicles

• Radiopro4 Stereo Replacement Interface with Steering Wheel Controls
• For Select GM Vehicles
• Data Controlled Accessory And Navigation Outputs
• Built In Pre-Programmed SWC Retention
• Retains Factory Amplifier (Standard & Premium)

$81.99

IN STOCK

Factory Amplifier Bypass Harness for Select 1998-2004 GM Vehicles

• Factory Amplifier Bypass Harness For Select 1998-2004 GM Vehicles
• Factory Amplifier Harness Includes 17ft. Of 16 Gauge Wire
• Harness Can Be Plugged In At Factory Amp And Ran To Location Of Aftermarket Radio/Amplifier

$27.99

IN STOCK

Add Bluetooth Hands Free Calling and Music Streaming to iSimple Gateway iOs Smartphone Integration Kits

• iSimple ISBT21 BluStream Bluetooth Upgrade Module
• For Use with iSimple GateWay Interfaces
• Compatible with iPhone, iPhone 3G, and iPhone 3GS
• Able to Pair up to 8 Cell Phones
• A2DP Streaming Capable
• Automatic Muting for Incoming Calls
• Easy and Quick Installation

Save 10% off the Bluetooth Adapter for Your Gateway Kit!

$69.95

IN STOCK

Only 1 Left!

Wire Harness to Connect an Aftermarket Stereo Receiver to Select Non-Amplified GM 2006 - 2011 Vehicles

• Retains OnStar/OE Bluetooth
• Retains chime
• Retains balance and fade
• Retains factory back-up camera
• Retains R.A.P.
• Provides accessory
• Provides NAV outputs
• ASWC-1 harness included
• Adjustable volume for chimes and OnStar
• High level speaker input
• USB updatable
• Includes antenna adapter

$89.99

IN STOCK

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