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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 70-8114

Steering Wheel Control Wire Harness with RCA for 2003-Up Select Toyota/Scion/Lexus Vehicles (ASWC-1 Sold Separately)

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Steering Wheel Control Wire Harness with RCA for 2003-Up Select Toyota/Scion/Lexus Vehicles (ASWC-1 Sold Separately)

• Steering Wheel Control Wiring Harness
• For 2003-Up Select Toyota/Scion/Lexus Vehicles
• RCAs Included
• ASWC Required and Sold Separately
• EIA Standard Color-Coded Wiring
• Durable Plastic and Metal Materials

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26
List price $26.99
-44% $14.99

In stock

• Steering Wheel Control Wiring Harness
• For 2003-Up Select Toyota/Scion/Lexus Vehicles
• RCAs Included
• ASWC Required and Sold Separately
• EIA Standard Color-Coded Wiring
• Durable Plastic and Metal Materials

Axxess AXUSBM-B USB

Factory USB Port Retention Adapter in select 2009-2023 vehicles from GMC, Chevrolet, Dodge

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Factory USB Port Retention Adapter in select 2009-2023 vehicles from GMC, Chevrolet, Dodge

• Factory USB Retention Adapter
• Retains the OE USB port on compatible stereos
• Compatible with select 2009-2023 vehicles from GMC, Chevrolet, Dodge

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List price $15.99
-13% $13.99

In stock

• Factory USB Retention Adapter
• Retains the OE USB port on compatible stereos
• Compatible with select 2009-2023 vehicles from GMC, Chevrolet, Dodge

iDataLink Maestro APX-S8-GM2 Dash Kit and Harness

APX 8" Floating Stereo Dash Kit and Harness for select 2019-2023 Silverado 2500 HD / 3500 HD / 1500 and Sierra 3500 HD / 2500 HD / 1500

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APX 8" Floating Stereo Dash Kit and Harness for select 2019-2023 Silverado 2500 HD / 3500 HD / 1500 and Sierra 3500 HD / 2500 HD / 1500

• Custom-Fit Install Dash Kit for Kenwood or JVC 8" APX stereos
• Compatible with select 2019-2023 Silverado 2500 HD / 3500 HD / 1500 and Sierra 3500 HD / 2500 HD / 1500
iDataLink ADS-MRR or iDataLink ADS-MRR2 modules required (Sold separately)
• Features factory grade fit and finish
• High-grade ABS plastic construction
• Retains factory features

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List price $279.99
-18% $229.99

In stock

• Custom-Fit Install Dash Kit for Kenwood or JVC 8" APX stereos
• Compatible with select 2019-2023 Silverado 2500 HD / 3500 HD / 1500 and Sierra 3500 HD / 2500 HD / 1500
iDataLink ADS-MRR or iDataLink ADS-MRR2 modules required (Sold separately)
• Features factory grade fit and finish
• High-grade ABS plastic construction
• Retains factory features

iDataLink Maestro APX-S8-GM3 Dash Kit and Harness

APX 8" Floating Stereo Dash Kit and Harness for select 2014-2020 vehicles from Chevrolet, GMC

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APX 8" Floating Stereo Dash Kit and Harness for select 2014-2020 vehicles from Chevrolet, GMC

• Custom-Fit Install Dash Kit for Kenwood or JVC 8" APX stereos
• Compatible with select 2014-2020 vehicles from Chevrolet, GMC with motorized bezel
iDataLink ADS-MRR or iDataLink ADS-MRR2 modules required (Sold separately)
• Features factory grade fit and finish
• High-grade ABS plastic construction
• Retains factory features

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List price $279.99
-18% $229.99

In stock

Only 2 Left!

• Custom-Fit Install Dash Kit for Kenwood or JVC 8" APX stereos
• Compatible with select 2014-2020 vehicles from Chevrolet, GMC with motorized bezel
iDataLink ADS-MRR or iDataLink ADS-MRR2 modules required (Sold separately)
• Features factory grade fit and finish
• High-grade ABS plastic construction
• Retains factory features

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

Scosche FD1327B / FD1327 Dash Kit

Install a new Single-DIN car stereo in select 1995-2011 vehicles from Ford, Mazda, Mercury trucks (Black)

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Install a new Single-DIN car stereo in select 1995-2011 vehicles from Ford, Mazda, Mercury trucks (Black)

• Single-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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154
List price $13.25
$12.99

In stock

Only 1 Left!

• Single-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

PAC MHDMIUSBC

3 ft. USB-C / HDMI-D Extension Cable

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3 ft. USB-C / HDMI-D Extension Cable

• 3 ft. USB-C/HDMI-D Extension Cable
• Two mounting options (flush or surface mount via bracket)
• Allows for charging and data transfer via USB 3.1
• Compatible with aftermarket multimedia stereos
• Includes optional water-resistant cover

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List price $39.00
-26% $29.00

In stock

Only 3 Left!

• 3 ft. USB-C/HDMI-D Extension Cable
• Two mounting options (flush or surface mount via bracket)
• Allows for charging and data transfer via USB 3.1
• Compatible with aftermarket multimedia stereos
• Includes optional water-resistant cover

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

Axxess AXBUCH-TYCAM16V

Install a New Car Stereo and Retain Backup Camera in select 2012-2015 vehicles from Toyota, Scion

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Install a New Car Stereo and Retain Backup Camera in select 2012-2015 vehicles from Toyota, Scion

• Camera retention harness
• Compatible with select 2012-2015 vehicles from Toyota, Scion
• Retains the factory backup camera to an aftermarket radio

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List price $52.99
-11% $46.99

In stock

• Camera retention harness
• Compatible with select 2012-2015 vehicles from Toyota, Scion
• Retains the factory backup camera to an aftermarket radio

Metra 40-EU55

Antenna Adapter for select 2000-2026 vehicles from Audi, Chevrolet, Volkswagen

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Antenna Adapter for select 2000-2026 vehicles from Audi, Chevrolet, Volkswagen

• Antenna adapter
• For select 2000-2026 vehicles from Audi, Chevrolet, Volkswagen
• Use for replacing vehicle radio
• Male Motorola connector and power wire on one end
• Male European-style FAKRA on the other end

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List price $22.99
-13% $19.99

In stock

• Antenna adapter
• For select 2000-2026 vehicles from Audi, Chevrolet, Volkswagen
• Use for replacing vehicle radio
• Male Motorola connector and power wire on one end
• Male European-style FAKRA on the other end

Metra DP-3003 Dash Kit

Double DIN Stereo Dash Kit for select 1995-2000 vehicles from GMC, Chevrolet, Cadillac

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Double DIN Stereo Dash Kit for select 1995-2000 vehicles from GMC, Chevrolet, Cadillac

• Double DIN Install Dash Kit
• Fits select 1995-2000 vehicles from GMC, Chevrolet, Cadillac 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 $294.99
-19% $237.99

In stock

Only 3 Left!

• Double DIN Install Dash Kit
• Fits select 1995-2000 vehicles from GMC, Chevrolet, Cadillac Vehicles
• Accommodates ISO Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture

Metra 89-50-0900

Universal Trim Rings

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Universal Trim Rings

• Universal Double-DIN trim rings
• For Double-DIN radio installations

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List price $27.99
-54% $12.99

In stock

Only 2 Left!

• Universal Double-DIN trim rings
• For Double-DIN radio installations

Metra 108-FD8CH Dash Kit

Install a new Double-DIN car stereo in select 2011-2015 Explorer (Black)

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Install a new Double-DIN car stereo in select 2011-2015 Explorer (Black)

• Double-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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1
List price $529.00
-20% $422.99

In stock.

• Double-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

iDataLink Maestro ADS-MSW Universal Steering Wheel Control Interface

Install New Car Stereo and Retain Steering Wheel Controls

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Install New Car Stereo and Retain Steering Wheel Controls

• Retain Factory Steering Wheel Controls with Aftermarket Stereo
• Compatible with More than 1700 Vehicles
• Works with Most Aftermarket Stereo Brands
• Assign Each Control a Secondary Function
• Program it Yourself with a Windows Based Computer

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List price $79.99
-19% $64.99

In stock

• Retain Factory Steering Wheel Controls with Aftermarket Stereo
• Compatible with More than 1700 Vehicles
• Works with Most Aftermarket Stereo Brands
• Assign Each Control a Secondary Function
• Program it Yourself with a Windows Based Computer

Metra 70-6507

Amplifier Bypass Harness for 1999-2004 Jeep Grand Cherokee

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Amplifier Bypass Harness for 1999-2004 Jeep Grand Cherokee

• Amplifier Bypass Harness for 2000-2002 Jeep Grand Cherokee
• 204" Long amplifier bypass harness
• Harness is plugged in at the factory amplifier and ran to the location of the aftermarket radio or amplifier

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List price $72.99
-48% $37.99

In stock

• Amplifier Bypass Harness for 2000-2002 Jeep Grand Cherokee
• 204" Long amplifier bypass harness
• Harness is plugged in at the factory amplifier and ran to the location of the aftermarket radio or amplifier

Metra 40-KI11 Antenna Adapter

Install a New Car Stereo and Retain Factory Antenna in select 2009-2024 vehicles from Hyundai, Kia

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Install a New Car Stereo and Retain Factory Antenna in select 2009-2024 vehicles from Hyundai, Kia

• Retains vehicle factory antenna for select 2009-2024 vehicles from Hyundai, Kia
• Male Motorola on one end
• Female factory-style antenna connector on one end
• Easy installation
• No cutting or splicing required

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List price $16.99
-47% $8.99

In stock

• Retains vehicle factory antenna for select 2009-2024 vehicles from Hyundai, Kia
• Male Motorola on one end
• Female factory-style antenna connector on one end
• Easy installation
• No cutting or splicing required

Metra 44-US07R Antenna

Side/Top Mount Replacement Antenna for AM/FM Bands

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Side/Top Mount Replacement Antenna for AM/FM Bands

• Side/Top Mount Replacement Antenna for 1" Hole Split Ball Applications
• 14" Removable Conductive Rubber Mast
• Mast Color: Black

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List price $38.99
-36% $24.99

In stock

Only 3 Left!

• Side/Top Mount Replacement Antenna for 1" Hole Split Ball Applications
• 14" Removable Conductive Rubber Mast
• Mast Color: Black

Axxess AXUSB-TY4

Factory USB Port Retention Adapter in select 2012-2018 vehicles from Toyota, Lexus

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Factory USB Port Retention Adapter in select 2012-2018 vehicles from Toyota, Lexus

• Factory USB Retention Adapter
• Retains the OE USB port on compatible stereos
• Compatible with select 2012-2018 vehicles from Toyota, Lexus

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List price $19.99
-10% $17.99

In stock

Only 3 Left!

• Factory USB Retention Adapter
• Retains the OE USB port on compatible stereos
• Compatible with select 2012-2018 vehicles from Toyota, Lexus

Scosche CR1277B / CR1277 Dash Kit

Install a new Single-DIN car stereo in select 1998-2010 vehicles from Dodge, Chrysler, Jeep (Black)

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Install a new Single-DIN car stereo in select 1998-2010 vehicles from Dodge, Chrysler, Jeep (Black)

• Single-DIN Dash Kit
• Painted scratch-resistant silver
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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162
List price $13.95
-21% $10.99

In stock

• Single-DIN Dash Kit
• Painted scratch-resistant silver
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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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-33% $7.99

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Ships in 10-14 days

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

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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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    Save up to 10 different vehicles in your garage

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    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • 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.