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Car Stereo Installation & Accessories

Installing an aftermarket head unit involves more than just choosing a screen; it's about building a bridge between new technology and your vehicle's factory architecture. Without the right installation accessories, a high-end receiver can't provide the seamless look or the integrated functionality your car was designed with. From dash kits that match your interior texture to complex digital interfaces that talk to your vehicle's computer, these components are what make a professional-grade installation possible.

Whether you're looking to retain your steering wheel controls, adapt a proprietary antenna plug, or ensure your new Double-DIN screen sits flush in the dash, we carry a comprehensive selection of gear from industry leaders like Metra, Scosche, PAC, and iDatalink.

Use our FitFinder to find the exact parts required for your specific year, make, and model. It's the most reliable way to ensure your DIY project results in a factory-finished look.

It's a no-brainer. Get your installation gear here.


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Metra 40-HD23

Reverse Antenna Adapter for select 2016-2025 vehicles from Honda

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Reverse Antenna Adapter for select 2016-2025 vehicles from Honda

• Honda 2016-Up Reverse Antenna Adapter
• Adapter for installing aftermarket antenna
• select 2016-2025 vehicles from Honda Vehicles

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List price $18.99
-5% $17.99

Available

Ships in 10-14 days

• Honda 2016-Up Reverse Antenna Adapter
• Adapter for installing aftermarket antenna
• select 2016-2025 vehicles from Honda Vehicles

Metra 71-2107 Wiring Harness

Factory Stereo Replacement Wiring Harness for select 2014-2020 vehicles from Chevrolet, GMC, Cadillac

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Factory Stereo Replacement Wiring Harness for select 2014-2020 vehicles from Chevrolet, GMC, Cadillac

• Wiring harness for select 2014-2020 vehicles from Chevrolet, GMC, Cadillac
• Direct connection to the factory stereo
• Color coded wires for easy installation
• No cutting or splicing required

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List price $38.99
-10% $34.99

In stock

Only 1 Left!

• Wiring harness for select 2014-2020 vehicles from Chevrolet, GMC, Cadillac
• Direct connection to the factory stereo
• Color coded wires for easy installation
• No cutting or splicing required

iDataLink Maestro ACC-HU-SON1

Connect Select Sony Stereos to Compatible iDataLink Maestro T-Harnesses

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Connect Select Sony Stereos to Compatible iDataLink Maestro T-Harnesses

• Connect select Sony stereos to compatible Maestro T-harnesses
• No cutting or splicing required
• Requires iDatalink Maestro RR, RR2, or SR modules
• Requires compatible iDataLink Maestro T-harness

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List price $19.99
-25% $14.99

In stock

• Connect select Sony stereos to compatible Maestro T-harnesses
• No cutting or splicing required
• Requires iDatalink Maestro RR, RR2, or SR modules
• Requires compatible iDataLink Maestro T-harness

Metra 70-5601

Wiring Harness for Aftermarket Head Unit to JBL System for select 1995-1997 Explorer and Town Car

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Wiring Harness for Aftermarket Head Unit to JBL System for select 1995-1997 Explorer and Town Car

• Wiring Harness For Aftermarket Head Unit To JBL System
• For Select 1994-1997 Ford/Lincoln/Mercury Vehicles
• Allows For Installation Of Aftermarket Head Unit

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List price $59.99
-10% $53.99

In stock

Only 3 Left!

• Wiring Harness For Aftermarket Head Unit To JBL System
• For Select 1994-1997 Ford/Lincoln/Mercury Vehicles
• Allows For Installation Of Aftermarket Head Unit

Scosche CR1291B (CR1291) Dash Kit

Install a new Double-DIN car stereo in select 2007-2019 vehicles from Dodge, Jeep, Chrysler (Black)

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Install a new Double-DIN car stereo in select 2007-2019 vehicles from Dodge, Jeep, Chrysler (Black)

• Double DIN Install Dash Kit
• Compatible with select 2007-2019 vehicles from Dodge, Jeep, Chrysler Vehicles
• Accommodates ISO Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture

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List price $12.95
-23% $9.95

In stock

• Double DIN Install Dash Kit
• Compatible with select 2007-2019 vehicles from Dodge, Jeep, Chrysler Vehicles
• Accommodates ISO Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture

Crux WVIGM-04

Wi-Fi Connectivity Integration and Audio/Video Interface for select 2006-2017 vehicles from GMC, Chevrolet, Cadillac

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Wi-Fi Connectivity Integration and Audio/Video Interface for select 2006-2017 vehicles from GMC, Chevrolet, Cadillac

• Enables wireless audio/video mirroring
• Accepts dual band (5GHz and 2.4GHz) Wi-Fi capability
• Uses your smartphone virtual remote control via Wi-Fi
• Provides an AV input which can also be used to add a camera

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List price $511.95
-38% $315.95

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Only 2 Left!

• Enables wireless audio/video mirroring
• Accepts dual band (5GHz and 2.4GHz) Wi-Fi capability
• Uses your smartphone virtual remote control via Wi-Fi
• Provides an AV input which can also be used to add a camera

Kenwood eXcelon KCA-RCDV340

Infrared Remote Control for Video and Navigation Receivers

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Infrared Remote Control for Video and Navigation Receivers

• IR Remote Controller for multimedia receivers
• Mode switch: AUD mode/DVD mode/TV mode
• Includes 2 AAA batteries

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List price $65.00
-40% $39.00

In stock

• IR Remote Controller for multimedia receivers
• Mode switch: AUD mode/DVD mode/TV mode
• Includes 2 AAA batteries

Axxess AXFD-USB

USB, HDMI and Auxiliary Knockout Replacement Panel for 2015-2026 Vehicles from Ford

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USB, HDMI and Auxiliary Knockout Replacement Panel for 2015-2026 Vehicles from Ford

• USB / HDMI / Auxiliary Knockout Replacement Panel
• Replaces the factory USB and auxiliary panel
• Compatible with 2015-2016 vehicles from Ford

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List price $41.99
-12% $36.99

In stock

• USB / HDMI / Auxiliary Knockout Replacement Panel
• Replaces the factory USB and auxiliary panel
• Compatible with 2015-2016 vehicles from Ford

Kicker KBTR (51KBTR)

All-Weather Powersports Bluetooth Audio Receiver and Controller

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All-Weather Powersports Bluetooth Audio Receiver and Controller

• Powersports Bluetooth Audio Receiver and Controller
• Easily pairs with any Bluetooth audio device
• Compact IP66 water-resistant design
• Compatible with UTV dash double-switch knockouts
• Stereo RCA line-out, remote turn-on, and subwoofer-level adjustments

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List price $189.99
-11% $169.99

In stock

• Powersports Bluetooth Audio Receiver and Controller
• Easily pairs with any Bluetooth audio device
• Compact IP66 water-resistant design
• Compatible with UTV dash double-switch knockouts
• Stereo RCA line-out, remote turn-on, and subwoofer-level adjustments

Scosche CRT-CR01

Backup Camera Retention Wiring Harness for Select 2002-2015 Chrysler, Dodge Vehicles

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Backup Camera Retention Wiring Harness for Select 2002-2015 Chrysler, Dodge Vehicles

• Retains factory backup camera with aftermarket radio installation
• Fits select Chrysler and Dodge Vehicles
• Plug-and-play installation

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List price $13.95
-7% $12.99

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• Retains factory backup camera with aftermarket radio installation
• Fits select Chrysler and Dodge Vehicles
• Plug-and-play installation

PAC USBDMA6

6 ft USB Extension Cable with Dash Mounting Brackets

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6 ft USB Extension Cable with Dash Mounting Brackets

• 6 ft / 72" USB extension cable
• Connects to the rear-panel USB port
• Flush-mountable or dash-mountable design

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List price $49.00
-55% $21.99

Available

Ships in 10-14 days

• 6 ft / 72" USB extension cable
• Connects to the rear-panel USB port
• Flush-mountable or dash-mountable design

Axxess AXABH-NI1

Amplifier Bypass Harness for select 2007-2025 vehicles from Nissan

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Amplifier Bypass Harness for select 2007-2025 vehicles from Nissan

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

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List price $62.99
-11% $55.99

In stock

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

Metra 70-5520AV

Factory DVD Retention Harness for Select 2002-2004 Ford Vehicles

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Factory DVD Retention Harness for Select 2002-2004 Ford Vehicles

• For Video Retention And Audio Integration Of Factory Installed Rear DVD
• For Select 2002-2004 Ford, Lincoln, Mercury, and Mazda Vehicles

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List price $47.99
-10% $42.99

In stock

Only 1 Left!

• For Video Retention And Audio Integration Of Factory Installed Rear DVD
• For Select 2002-2004 Ford, Lincoln, Mercury, and Mazda Vehicles

Metra 40-HD10 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2005-2024 vehicles from Honda, Mazda, Acura

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Connect your factory antenna to a new aftermarket radio for select 2005-2024 vehicles from Honda, Mazda, Acura

• Factory Antenna Cable to Aftermarket Radio Receivers
• select 2005-2024 vehicles from Honda, Mazda, Acura Vehicles

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List price $12.99
-15% $10.99

In stock

• Factory Antenna Cable to Aftermarket Radio Receivers
• select 2005-2024 vehicles from Honda, Mazda, Acura Vehicles

Metra 95-7804HG

Double DIN Stereo Dash Kit for select 2013-2017 Accord (High Gloss Black)

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Double DIN Stereo Dash Kit for select 2013-2017 Accord (High Gloss Black)

• Double DIN Install Dash Kit
• Compatible with select 2013-2017 Accord
• Accommodates ISO Double DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

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List price $99.99
-10% $89.99

In stock

• Double DIN Install Dash Kit
• Compatible with select 2013-2017 Accord
• Accommodates ISO Double DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

Metra 40-EU10 Antenna Adapter

Install a New Car Stereo and Retain Factory Antenna in select 2000-2017 vehicles from BMW, Mercedes-Benz, Ford

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Install a New Car Stereo and Retain Factory Antenna in select 2000-2017 vehicles from BMW, Mercedes-Benz, Ford

• Retains factory antenna for select 2000-2017 vehicles from BMW, Mercedes-Benz, Ford
• Male Motorola on one end
• Male European-style FAKRA connector on the other end
• Easy installation
• No cutting or splicing required

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List price $13.99
-14% $11.99

In stock

• Retains factory antenna for select 2000-2017 vehicles from BMW, Mercedes-Benz, Ford
• Male Motorola on one end
• Male European-style FAKRA connector on the other end
• Easy installation
• No cutting or splicing required

iDataLink Maestro CAM-SR-GM2 Camera Adapter

Connect Factory Reverse Camera to Aftermarket Stereo in select 2010-2020 vehicles from Chevrolet, GMC

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Connect Factory Reverse Camera to Aftermarket Stereo in select 2010-2020 vehicles from Chevrolet, GMC

• Factory reverse camera adapter for select 2010-2020 vehicles from Chevrolet, GMC
• Connect factory reverse camera to aftermarket stereo
• Retains factory reverse camera
• Plug n play connection

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List price $11.99
-17% $9.99

In stock

• Factory reverse camera adapter for select 2010-2020 vehicles from Chevrolet, GMC
• Connect factory reverse camera to aftermarket stereo
• Retains factory reverse camera
• Plug n play connection

iDataLink Maestro ACC-USB-RAM USB Adapter

Connect Factory USB Port to Aftermarket Car Stereo in select 2013-2017 2500 and 3500 and 1500

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Connect Factory USB Port to Aftermarket Car Stereo in select 2013-2017 2500 and 3500 and 1500

• USB adapter for select 2013-2017 2500 and 3500 and 1500
• Retains vehicle's factory USB port
• Connects factory USB port on aftermarket stereos

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List price $37.99
-21% $29.99

In stock

• USB adapter for select 2013-2017 2500 and 3500 and 1500
• Retains vehicle's factory USB port
• Connects factory USB port on aftermarket stereos

Metra 44-EC24 Antenna Extension

24" Universal Antenna Extension Cable

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24" Universal Antenna Extension Cable

• Universal Antenna Extender • Extends Antenna 24" (2 ft.)

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List price $11.99
-33% $7.99

Available

Ships in 10-14 days

• Universal Antenna Extender • Extends Antenna 24" (2 ft.)

iDataLink Maestro HRN-AV-HO2 Audio/Video Adapter

Retain the Rear Seat Entertainment System in select 2009-2015 Pilot and Odyssey

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Retain the Rear Seat Entertainment System in select 2009-2015 Pilot and Odyssey

• Audio/video retention adapter for select 2009-2015 Pilot and Odyssey
• Allows RSE retention in vehicle without factory navigation
• Provides RCA audio/video input
• Designed to be used with iDataLink HRN-RR-HO2

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List price $43.99
-20% $34.99

In stock

• Audio/video retention adapter for select 2009-2015 Pilot and Odyssey
• Allows RSE retention in vehicle without factory navigation
• Provides RCA audio/video input
• Designed to be used with iDataLink HRN-RR-HO2

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    FAQ Frequently asked questions in Car Stereo Installation & Accessories


    In most modern vehicles, the factory radio is part of a larger, integrated dash panel rather than a standardized rectangular box. A vehicle-specific dash kit provides the necessary brackets and trim pieces to adapt the universal ISO-mount of an aftermarket stereo to the unique shape and mounting points of your dashboard.

    Choosing the right Car Stereo Installation & Accessories begins with understanding your vehicle's make, model, and year. This information helps you select compatible wiring harnesses and mounting kits. Next, consider your audio preferences. If you're looking to upgrade your car's sound system significantly, opt for an amplifier installation kit that matches your amplifier's power requirements.Additionally, check the head unit's compatibility with your smartphone and other devices.

    Features like Bluetooth connectivity, Apple CarPlay, or Android Auto can greatly enhance your driving experience. Ensure that the accessories you choose align with your car audio goals, whether it's improved sound quality, convenience, or connectivity.

    Not if you use a Steering Wheel Control (SWC) interface. These modules translate the signals from your factory buttons into a language your new stereo understands. Many modern integration harnesses, like the iDatalink Maestro, include this functionality along with the ability to display engine data and tire pressure on your new screen.
    We strongly recommend using a wiring harness. Cutting factory wires is permanent, increases the risk of short circuits, and can void your vehicle's electrical warranty. A harness allows you to do all your soldering or crimping on the bench, then simply plug the new assembly into the factory connector without damaging the car's original wiring.

    Safety is paramount during Car Stereo Installation & Accessories installation. Start by disconnecting the car's battery to avoid electrical accidents. When handling wiring and electrical connections, follow proper insulation techniques to prevent short circuits or fires. Secure all cables and wires away from moving parts like steering columns and pedals.

    During the installation of amplifiers and subwoofers, ensure that they are securely mounted to prevent movement while driving. Avoid drilling into gas tanks, brake lines, or other sensitive areas when installing components. It's also a good practice to have a fire extinguisher and a first aid kit on hand in case of emergencies.

    All About

    Car Stereo Installation & Accessories

    Navigating the hardware required for a radio swap can be confusing. To get the job done right the first time, it's helpful to understand the specific role each accessory plays in the signal chain and the physical assembly.

    Dash Kits: The Cosmetic Foundation

    The dash kit is what ensures your new stereo doesn't look like an afterthought. These kits are engineered to match the exact color, texture, and contour of your factory dash.

    • Single-DIN Kits: Feature a 2-inch tall opening, often including a storage pocket to fill the extra space.
    • Double-DIN Kits: Feature a 4-inch tall opening designed for large touchscreens and multimedia receivers.
    • Multi-Kits: Versatile designs that can be configured for either size depending on your hardware choice.

    Wiring Harnesses and Data Interfaces

    The wiring harness is the electrical nervous system of your install.

    • Standard Harnesses: Provide basic power, ground, and speaker connections for older vehicles.
    • Data Interfaces: Required for modern vehicles with CAN-bus systems. These modules "talk" to the car’s computer to provide a 12V switched power source (which many new cars lack at the radio) and retain safety features like door chimes, OnStar, or factory amplifiers.

    Steering Wheel and Camera Retention

    Convenience and safety shouldn't be sacrificed for better sound. Dedicated interfaces allow you to keep your hands on the wheel and your eyes on the screen when reversing. If your vehicle has a factory backup camera, a camera retention adapter allows you to feed that video signal directly into your new touchscreen's RCA input.

    Professional Installation Tools

    Using the wrong tools can lead to cracked plastic or scratched leather. A set of nylon trim removal tools is essential for prying off dash panels without leaving permanent pry marks. Additionally, we recommend high-quality crimp connectors or heat-shrink tubing to ensure your electrical connections remain stable through years of vehicle vibration.

    The Sonic Electronix Advantage

    We take the guesswork out of the DIY process. When you use our vehicle selector, we don't just show you parts that "might" work; we curate a list of accessories verified to fit your specific cabin. As an Authorized Online Retailer for reputable brands, every interface and kit we sell is backed by full technical support to help you through the trickiest parts of your installation.

    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
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    • Owner's manual
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    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.