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Car Stereo Installation & Accessories for your 1981 Skylark

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 44-UA50 Antenna

Amplified Antenna for AM/FM Bands

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Amplified Antenna for AM/FM Bands

• European Amplified Antenna for AM/FM
• 8" 3-Section Black Retractable Mast

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List price $96.99
-66% $32.99

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• European Amplified Antenna for AM/FM
• 8" 3-Section Black Retractable Mast

Metra 44-UA60 Antenna

Antenna Amplifier for AM/FM bands with Bypass

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Antenna Amplifier for AM/FM bands with Bypass

• Amplified Antenna for AM/FM with Bypass Switch
• In-Dash or Under Dash Mounting
• 21" Coaxial Cable

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• Amplified Antenna for AM/FM with Bypass Switch
• In-Dash or Under Dash Mounting
• 21" Coaxial Cable

Metra PR04-0001

16-Pin Replacement Harness for 2010 Pioneer Stereos

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16-Pin Replacement Harness for 2010 Pioneer Stereos

• Direct connection to the factory harness
• Designed for installing 2010 Pioneer stereos with a 16-pin connector
• Color coded wires for easy installation
• No cutting or splicing required

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List price $32.99
-12% $28.99

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• Direct connection to the factory harness
• Designed for installing 2010 Pioneer stereos with a 16-pin connector
• Color coded wires for easy installation
• No cutting or splicing required

SSV Works 180-MRB3-175

1.75" Roll Cage Mounting Clamps for MRB3 Bluetooth Media Controller

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1.75" Roll Cage Mounting Clamps for MRB3 Bluetooth Media Controller

• 1.75" Roll Cage Mounting Clamps for SSV Works MRB3
• Easy installation iwith ring clamps and billet mount plate
SSV Works MRB3 sold separately

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$49.99

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• 1.75" Roll Cage Mounting Clamps for SSV Works MRB3
• Easy installation iwith ring clamps and billet mount plate
SSV Works MRB3 sold separately

SSV Works 180-MRB3-185

1.85" Roll Cage Mounting Clamps for MRB3 Bluetooth Media Controller

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1.85" Roll Cage Mounting Clamps for MRB3 Bluetooth Media Controller

• 1.85" Roll Cage Mounting Clamps for SSV Works MRB3
• Easy installation iwith ring clamps and billet mount plate
SSV Works MRB3 sold separately

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$49.99

In stock.

• 1.85" Roll Cage Mounting Clamps for SSV Works MRB3
• Easy installation iwith ring clamps and billet mount plate
SSV Works MRB3 sold separately

SSV Works 180-MRB3-200

2" Roll Cage Mounting Clamps for MRB3 Bluetooth Media Controller

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2" Roll Cage Mounting Clamps for MRB3 Bluetooth Media Controller

• 2" Roll Cage Mounting Clamps for SSV Works MRB3
• Easy installation iwith ring clamps and billet mount plate
SSV Works MRB3 sold separately

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$49.99

In stock.

• 2" Roll Cage Mounting Clamps for SSV Works MRB3
• Easy installation iwith ring clamps and billet mount plate
SSV Works MRB3 sold separately

Metra AL16-0001

Alpine 16 PIN Universal Smart Cable

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Alpine 16 PIN Universal Smart Cable

• Fits Alpine Radio
• Universal Replacement Harness
• Prewired
• Simplifies aftermarket stereo installation

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List price $26.15
-31% $17.99

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• Fits Alpine Radio
• Universal Replacement Harness
• Prewired
• Simplifies aftermarket stereo installation

Axxess AXUSB-HK

USB, HDMI and Auxiliary Replacement Panel for 2015-2020 Vehicles from Hyundai, Kia

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USB, HDMI and Auxiliary Replacement Panel for 2015-2020 Vehicles from Hyundai, Kia

• USB / HDMI / Auxiliary Replacement Panel
• Replaces the factory USB and auxiliary panel
• Compatible with 2011-2020 vehicles from Hyundai, Kia

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List price $22.99
-13% $19.99

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• USB / HDMI / Auxiliary Replacement Panel
• Replaces the factory USB and auxiliary panel
• Compatible with 2011-2020 vehicles from Hyundai, Kia

Wet Sounds WS-EQ IDM - B

Universal In-Dash Equalizer Mounting Bracket for WS-420SQ (Black)

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Universal In-Dash Equalizer Mounting Bracket for WS-420SQ (Black)

• In-dash marine equalizer mounting bracket
• Fits Wet Sounds WS 420 SQ equalizers (Sold Separately)
• Made with CNC billet aluminum material
• Mounting hardware included

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$129.99

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• In-dash marine equalizer mounting bracket
• Fits Wet Sounds WS 420 SQ equalizers (Sold Separately)
• Made with CNC billet aluminum material
• Mounting hardware included

Wet Sounds WWX-USB3.5

3.5 Ft USB Extension Cable with Flush-Mount USB Port

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3.5 Ft USB Extension Cable with Flush-Mount USB Port

• 3.5 ft USB/3.5mm Extension Cable with Cover
• Adds a flush-mount female USB port
• Works for hidden dash, glove box or compartment installation
• Waterproof rubber cap cover pre-installed

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$32.99

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• 3.5 ft USB/3.5mm Extension Cable with Cover
• Adds a flush-mount female USB port
• Works for hidden dash, glove box or compartment installation
• Waterproof rubber cap cover pre-installed

Metra 108-UN01 Dash Kit

Pioneer DMH-C5500NEX 8" Multimedia Receiver – Universal Mounting Trim Ring

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Pioneer DMH-C5500NEX 8" Multimedia Receiver – Universal Mounting Trim Ring

• Universal 3/8" trim ring
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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List price $42.99
-42% $24.99

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• Universal 3/8" trim ring
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

Metra 89-30-0750

Universal DIN 3/4" Border Trim

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Universal DIN 3/4" Border Trim

• Universal DIN 3/4" Border Trim
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

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List price $7.99
-31% $5.52

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• Universal DIN 3/4" Border Trim
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

Stinger SE-HFDK

Custom Installation Screen Bucket for Stinger HEIGH10 (UN1810)

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Custom Installation Screen Bucket for Stinger HEIGH10 (UN1810)

• Custom Installation Screen Bucket
• Designed for the installation of Stinger UN1810 into the dash or trim panel
• Made from ABS plastic material

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List price $39.00
$37.99

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• Custom Installation Screen Bucket
• Designed for the installation of Stinger UN1810 into the dash or trim panel
• Made from ABS plastic material

NVX Waterproof Remote and Adapter

Wired Waterproof Remote with Zone Control for VMPS35 with 3.5mm Y Adapter

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Wired Waterproof Remote with Zone Control for VMPS35 with 3.5mm Y Adapter

• Manage your music from a secondary location on your boat.
• Gauge mount style
• 2.5" Display
• IPX7-rated for water resistance

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List price $112.39
-47% $59.83

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• Manage your music from a secondary location on your boat.
• Gauge mount style
• 2.5" Display
• IPX7-rated for water resistance

AmmoTenna 20COP

2.75" Universal 7.62mm Caliber Replica Antenna Mast with Adaptors (Gold)

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2.75" Universal 7.62mm Caliber Replica Antenna Mast with Adaptors (Gold)

• 2.75" Universal 7.62mm caliber replica antenna mast
• Made with durable billet aluminum construction
• Includes 10 adapters and rubber washer
• Simple screw-on installation, requires no vehicle modification
• Antenna mast color: Gold (Bright Copper)

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List price $28.99
-10% $25.99

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• 2.75" Universal 7.62mm caliber replica antenna mast
• Made with durable billet aluminum construction
• Includes 10 adapters and rubber washer
• Simple screw-on installation, requires no vehicle modification
• Antenna mast color: Gold (Bright Copper)

Rockford Fosgate PMXYC

Punch Marine Y Cable for PMX-1R and PMX-0R

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Punch Marine Y Cable for PMX-1R and PMX-0R

• Marine Y-Adaptor Cable
• Compatible extension cable for PMX-1R and PMX-0R

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$49.99

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• Marine Y-Adaptor Cable
• Compatible extension cable for PMX-1R and PMX-0R

iDataLink Maestro ACC-HU-KEN3 Wiring Harness

Connect Select Kenwood and JVC Stereos to iDataLink Maestro Compatible T-Harnesses

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Connect Select Kenwood and JVC Stereos to iDataLink Maestro Compatible T-Harnesses

• Connects to select Kenwood and JVC stereos to Maestro "stereo ready" T-harness
• Plug n play, no cutting required
• Requires iDataLink interface module to work

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List price $19.99
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• Connects to select Kenwood and JVC stereos to Maestro "stereo ready" T-harness
• Plug n play, no cutting required
• Requires iDataLink interface module to work

Metra 44-UT03R Antenna

Universal Rubber Replacement Antenna for AM/FM Bands

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Universal Rubber Replacement Antenna for AM/FM Bands

• Universal Rubber Replacement Antenna for AM/FM Bands
• 14" Removable Black Conductive Rubber Mast

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• Universal Rubber Replacement Antenna for AM/FM Bands
• 14" Removable Black Conductive Rubber Mast

JL Audio XMD-USB2X-PNL

Dual USB Port Connector for Panel-Mounting

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Dual USB Port Connector for Panel-Mounting

• Dual USB Port for Panel-Mounting
• Installs permanent port for USB digital devices
• Designed to be mounted to any flat surface
• Labelled rubber cover with tight-fitting seal for protection
• Overall Cable Length: 6 feet / 1.83 meter

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• Dual USB Port for Panel-Mounting
• Installs permanent port for USB digital devices
• Designed to be mounted to any flat surface
• Labelled rubber cover with tight-fitting seal for protection
• Overall Cable Length: 6 feet / 1.83 meter

Axxess AXUSB-HK3

USB, HDMI and Auxiliary Replacement Panel for 2011-2020 Vehicles from Hyundai, Kia

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USB, HDMI and Auxiliary Replacement Panel for 2011-2020 Vehicles from Hyundai, Kia

• USB / HDMI / Auxiliary Replacement Panel
• Replaces the factory USB and auxiliary panel
• Compatible with 2011-2020 Hyundai, Kia

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List price $69.99
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• USB / HDMI / Auxiliary Replacement Panel
• Replaces the factory USB and auxiliary panel
• Compatible with 2011-2020 Hyundai, Kia

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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.

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    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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    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.