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Car Stereo Installation & Accessories for your 1990 B250

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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Crux HSD-EXT1R

1.5 ft. HSD Antenna Extension Cable (Cable Angled to the Right)

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1.5 ft. HSD Antenna Extension Cable (Cable Angled to the Right)

• HSD Antenna Extension Cable
• Cable designed and angled to the right
• Covered with plastic housing for added protection
• Cable Length: 1.5 feet (0.45 meter)

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List price $147.00
-36% $94.50

In stock.

• HSD Antenna Extension Cable
• Cable designed and angled to the right
• Covered with plastic housing for added protection
• Cable Length: 1.5 feet (0.45 meter)

Crux HSD-EXT3

3 ft. HSD Antenna Extension Cable

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3 ft. HSD Antenna Extension Cable

• HSD Antenna Extension Cable
• Covered with plastic housing for added protection
• Cable Length: 3 feet (0.91 meter)

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List price $134.40
-36% $86.40

In stock.

• HSD Antenna Extension Cable
• Covered with plastic housing for added protection
• Cable Length: 3 feet (0.91 meter)

Axxess AXLTG-BK (Black)

36" Replacement USB to Lightning Cable for Compatible iOs Devices

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36" Replacement USB to Lightning Cable for Compatible iOs Devices

• Replacement USB to Lightning cable for compatible iOs devices
• Supports charging and data transfer
• Length: 3 ft. (36")

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List price $14.99
-13% $12.99

Available

Ships in 10-14 days

• Replacement USB to Lightning cable for compatible iOs devices
• Supports charging and data transfer
• Length: 3 ft. (36")

Axxess AXMROB-BK (Black)

36" Replacement USB to Micro-B Cable for Compatible Devices

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36" Replacement USB to Micro-B Cable for Compatible Devices

• Replacement USB to Micro-B cable for compatible devices
• Compatible with some Android phone chargers and other devices
• Length: 3 ft. (36")

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List price $12.99
-15% $10.99

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Ships in 10-14 days

• Replacement USB to Micro-B cable for compatible devices
• Compatible with some Android phone chargers and other devices
• Length: 3 ft. (36")

Axxess AXMROB-PK (Pink)

36" Replacement USB to Micro-B Cable for Compatible Devices

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36" Replacement USB to Micro-B Cable for Compatible Devices

• Replacement USB to Micro-B cable for compatible devices
• Compatible with some Android phone chargers and other devices
• Length: 3 ft. (36")

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List price $12.99
-15% $10.99

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Ships in 10-14 days

• Replacement USB to Micro-B cable for compatible devices
• Compatible with some Android phone chargers and other devices
• Length: 3 ft. (36")

Axxess AXLTG-PK (Pink)

36" Replacement USB to Lightning Cable for Compatible iOs Devices

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36" Replacement USB to Lightning Cable for Compatible iOs Devices

• Replacement USB to Lightning cable for compatible iOs devices
• Supports charging and data transfer
• Length: 3 ft. (36")

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List price $14.99
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Ships in 10-14 days

• Replacement USB to Lightning cable for compatible iOs devices
• Supports charging and data transfer
• Length: 3 ft. (36")

Limited time!

SiriusXM SXV300v1 (Open Box, Good)

Add Satellite Radio to Any SiriusXM-Ready Car Stereo

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Add Satellite Radio to Any SiriusXM-Ready Car Stereo

• Includes Hideaway Tuner and Magnetic Antenna
• Pause, Rewind, and Replay Up To 60 Minutes of Live Radio
• Alert Notification When Favorite Song, Team or Artist is Playing

10% Off Open Box!
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List price $89.99
-22% $69.99
$62.99 with coupon | Price details

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• Includes Hideaway Tuner and Magnetic Antenna
• Pause, Rewind, and Replay Up To 60 Minutes of Live Radio
• Alert Notification When Favorite Song, Team or Artist is Playing

Limited time!

Wet Sounds WS-BT EQ UDM-B (Open Box, Good)

Under Dash Mount for Wet Sounds WS420-BT or WS220-BT Equalizers (Black)

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Under Dash Mount for Wet Sounds WS420-BT or WS220-BT Equalizers (Black)

• Equalizer under dash mounting bracket
• Fits WS420-BT or WS220-BT equalizers (sold separately)
• Made with tough black billet brushed metal finish
• Mounting hardware and screws included

10% Off Open Box!
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List price $239.99
-40% $143.99
$129.59 with coupon | Price details

In stock

Only 1 Left!

• Equalizer under dash mounting bracket
• Fits WS420-BT or WS220-BT equalizers (sold separately)
• Made with tough black billet brushed metal finish
• Mounting hardware and screws included

PAC MOLDISOBRK3

Universal ISO Bracket for Stinger ELEV8 Stereos

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Universal ISO Bracket for Stinger ELEV8 Stereos

• Universal ISO Bracket
• Designed for the installation of Stinger ELEV8 (UN1880) Stereos
• Compatible with select dash kits

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List price $24.00
-71% $7.00

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• Universal ISO Bracket
• Designed for the installation of Stinger ELEV8 (UN1880) Stereos
• Compatible with select dash kits

Belva Universal Backup Barcam + SiriusXM SXV300v1

V300 SIRIUS XM Connect Vehicle Tuner for Adding Satellite Radio + Belva Universal Backup Cam

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V300 SIRIUS XM Connect Vehicle Tuner for Adding Satellite Radio + Belva Universal Backup Cam

• SiriusXM Connect Next Gen Vehicle Tuner For Adding Satellite Radio to Any SiriusXM-Ready Car Stereo
• No Adapters Needed
• Pause, Rewind, and Replay Up To 30 Minutes of Live Satellite Radio
• iTune Tagging
• Compact Design
• Alert Notification When Favorite Song, Team or Artist is Playing
Special Offer: Active a new radio and choose a plan for as low as $5 / month for 12 months, plus get a $60 service credit.

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List price $189.98
-42% $109.98

In stock

• SiriusXM Connect Next Gen Vehicle Tuner For Adding Satellite Radio to Any SiriusXM-Ready Car Stereo
• No Adapters Needed
• Pause, Rewind, and Replay Up To 30 Minutes of Live Satellite Radio
• iTune Tagging
• Compact Design
• Alert Notification When Favorite Song, Team or Artist is Playing
Special Offer: Active a new radio and choose a plan for as low as $5 / month for 12 months, plus get a $60 service credit.

Limited time!

Belva BA2USB

Dual USB 12V Charging Socket Port

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Dual USB 12V Charging Socket Port

• Dual USB 12 Volt Charging Port
• LED Charge Status Light
• Smart Power Supply For iPods, iPhones, Cell Phones & Tablet, Android Devices
• Fast Charging for Tablet and Phone Simultaneously
• Ultra Low-Profile Car Adapter Fits Flush in Most Power Sockets

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4
List price $16.99
-59% $6.99

In stock

• Dual USB 12 Volt Charging Port
• LED Charge Status Light
• Smart Power Supply For iPods, iPhones, Cell Phones & Tablet, Android Devices
• Fast Charging for Tablet and Phone Simultaneously
• Ultra Low-Profile Car Adapter Fits Flush in Most Power Sockets

JL Audio XD-USB-A/B-18

18 Ft. Heavy-Duty USB A/B Cable

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18 Ft. Heavy-Duty USB A/B Cable

• Heavy-Duty USB 2.0 Cable
• One USB type A and USB type B connector
• Cable Length: 18 feet / 5.5 meter
• Cable Color: Black

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$34.99

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Ships in 10-14 days

• Heavy-Duty USB 2.0 Cable
• One USB type A and USB type B connector
• Cable Length: 18 feet / 5.5 meter
• Cable Color: Black

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Reversible Micro USB Car Charger

• EZTip Reversible Micro USB Car Charger
• allows for inserting the connector with either side to your device
• 12 Watt charger
• will not cause harm to less powerful devices

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List price $39.99
-75% $9.99

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Only 1 Left!

• EZTip Reversible Micro USB Car Charger
• allows for inserting the connector with either side to your device
• 12 Watt charger
• will not cause harm to less powerful devices

Axxess AXM-USB-LTNG

iConnector 5 to USB Charging and Data Cable

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iConnector 5 to USB Charging and Data Cable

• iConnector 5 to USB Charging and Data Cable
• Designed for Apple devices with Lightning connector
• Cable Length: 3.25 ft
• Color: White

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List price $12.99
-76% $3.10

In stock

Only 1 Left!

• iConnector 5 to USB Charging and Data Cable
• Designed for Apple devices with Lightning connector
• Cable Length: 3.25 ft
• Color: White

Rockford Fosgate PMX-USBP

Universal USB Port with Hinged Cover

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Universal USB Port with Hinged Cover

•Spring Loaded Water and Dust Proof Door
• Mounting Hole Size 7/8” (23 mm)
• Material Thickness Compatibility 1/8” to 1-1/4”
• Element Ready™ design protects against outdoor exposure

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$49.99

Available

Ships in 10-14 days

•Spring Loaded Water and Dust Proof Door
• Mounting Hole Size 7/8” (23 mm)
• Material Thickness Compatibility 1/8” to 1-1/4”
• Element Ready™ design protects against outdoor exposure

Axxess AXM-CLA-M30L

USB to 30-pin and Lightning Multi-Connector Car Charger

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USB to 30-pin and Lightning Multi-Connector Car Charger

• USB to 30-pin and Lightning Multi-Connector Car Charger
• Works for old and new Apple devices
• 2.1 amp fast charging
• High impact plastic with a soft touch cable jacket

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List price $16.99
-71% $4.99

In stock

Only 1 Left!

• USB to 30-pin and Lightning Multi-Connector Car Charger
• Works for old and new Apple devices
• 2.1 amp fast charging
• High impact plastic with a soft touch cable jacket

TYLT APL-BANDBL-T

Flat Ribbon Apple USB to 30 Pin Car Charger (Blue)

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Flat Ribbon Apple USB to 30 Pin Car Charger (Blue)

• TYLT Band Flat Ribbon Car Charger
• 30-Pin w/ Universal USB Port
• 2.1A Output
• Charges Two Devices Simultaneously
• Blue

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List price $39.99
-95% $1.99

In stock

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• TYLT Band Flat Ribbon Car Charger
• 30-Pin w/ Universal USB Port
• 2.1A Output
• Charges Two Devices Simultaneously
• Blue

Scosche reVAMP line c1 (iPCHRG3)

Mobile Car Smartphone/Tablet Cigarette Charger with micro USB + 30-Pin Dual Cable Adapter

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Mobile Car Smartphone/Tablet Cigarette Charger with micro USB + 30-Pin Dual Cable Adapter

• 10W Car Charger
• 30-Pin and Micro USB Adapters
• 50" Cable
• Works with Scosche reVIVE App

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List price $24.99
-92% $1.99

In stock

• 10W Car Charger
• 30-Pin and Micro USB Adapters
• 50" Cable
• Works with Scosche reVIVE App

Crux USB-CHG

In-Dash or Under-Dash Mount 2.1 AMP USB Charging Port

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In-Dash or Under-Dash Mount 2.1 AMP USB Charging Port

• 2.1 amp
•USB charging port
• In-dash or under-dash mount

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List price $28.35
-36% $18.23

Available

Ships in 10-14 days

• 2.1 amp
•USB charging port
• In-dash or under-dash mount

NVX VVDM Dash Suction Cup + Replacement Magnetic Ring

Add-on or replacement dash/desk suction-mount for the NVX VentVolt wireless charger

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Add-on or replacement dash/desk suction-mount for the NVX VentVolt wireless charger

• Add-on or replacement dash/desk suction-mount
• Compatible with the NVX VentVolt
• Suction-mount sold individually

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List price $14.98
-47% $7.98

In stock

• Add-on or replacement dash/desk suction-mount
• Compatible with the NVX VentVolt
• Suction-mount sold individually

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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!
    Why Shop With Us?
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    • Vehicle produced after 2005: Inside driver's side door
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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.