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Car Stereo Installation & Accessories for your 2018 Corolla

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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PAC CAM-TY12

Back-up Camera Retention and Add-on Harness for select 2014-2025 vehicles from Toyota, Scion

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Back-up Camera Retention and Add-on Harness for select 2014-2025 vehicles from Toyota, Scion

• Backup camera add-on and retention T-harness
• Plugs into the factory harness
• Compatible with select 2014-2025 vehicles from Toyota, Scion

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List price $99.00
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• Backup camera add-on and retention T-harness
• Plugs into the factory harness
• Compatible with select 2014-2025 vehicles from Toyota, Scion

Metra 70-1761 Wiring Harness

Install a new car stereo in select 1984-2022 vehicles from Toyota, Subaru, Scion

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Install a new car stereo in select 1984-2022 vehicles from Toyota, Subaru, Scion

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

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

iDataLink Maestro ACC-USB2 USB Adapter

Connect Converted Factory USB Port to Aftermarket Car Stereo in select 2012-2025 vehicles from Toyota, Subaru, Honda

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Connect Converted Factory USB Port to Aftermarket Car Stereo in select 2012-2025 vehicles from Toyota, Subaru, Honda

• USB adapter for select 2012-2025 vehicles from Toyota, Subaru, Honda
• Retains vehicle's factory USB port
• Converts factory USB port cable to full size male USB
• Male USB can be plugged into aftermarket radio

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• USB adapter for select 2012-2025 vehicles from Toyota, Subaru, Honda
• Retains vehicle's factory USB port
• Converts factory USB port cable to full size male USB
• Male USB can be plugged into aftermarket radio

Metra 40-LX11

Connect your factory antenna to a new aftermarket radio for select 2006-2025 vehicles from Toyota, Subaru, Lexus

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Connect your factory antenna to a new aftermarket radio for select 2006-2025 vehicles from Toyota, Subaru, Lexus

• Antenna adapter for select 2006-2025 vehicles from Toyota, Subaru, Lexus
• Use for replacing vehicle radio
• Male Motorola connector on one end
• Female Molex connector on other end

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• Antenna adapter for select 2006-2025 vehicles from Toyota, Subaru, Lexus
• Use for replacing vehicle radio
• Male Motorola connector on one end
• Female Molex connector on other end

iDataLink Maestro ACC-USB-TO3 USB Adapter

Connect Factory USB Port to Aftermarket Car Stereo in select 2018-2025 vehicles from Toyota

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Connect Factory USB Port to Aftermarket Car Stereo in select 2018-2025 vehicles from Toyota

• USB adapter for select 2018-2025 vehicles from Toyota
• Retains vehicle's factory USB port
• Connects factory USB port on aftermarket stereos

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List price $25.99
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• USB adapter for select 2018-2025 vehicles from Toyota
• Retains vehicle's factory USB port
• Connects factory USB port on aftermarket stereos

iDataLink Maestro ACC-SAT-TO2 Antenna Adapter

Connect Factory Satellite Radio Antenna to Aftermarket Satellite Stereo Tuner for select 2012-2025 vehicles from Toyota

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Connect Factory Satellite Radio Antenna to Aftermarket Satellite Stereo Tuner for select 2012-2025 vehicles from Toyota

• Satellite radio antenna adapter for select 2012-2025 vehicles from Toyota
• Plugs connect directly to factory connectors
• Includes 2 adapters to connect GPS to aftermarket stereos
• Includes 1 adapter for connecting Toyota satellite stereo antenna to aftermarket satellite stereo tuner

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• Satellite radio antenna adapter for select 2012-2025 vehicles from Toyota
• Plugs connect directly to factory connectors
• Includes 2 adapters to connect GPS to aftermarket stereos
• Includes 1 adapter for connecting Toyota satellite stereo antenna to aftermarket satellite stereo tuner

Crux SWRTY-61C

Install a New Car Stereo and Retain Steering Wheel Controls and Other Factory Features in select 2016-2025 vehicles from Toyota with Factory Amplified Systems

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Install a New Car Stereo and Retain Steering Wheel Controls and Other Factory Features in select 2016-2025 vehicles from Toyota with Factory Amplified Systems

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

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List price $174.30
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• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

Crux SWR-A

Steering Wheel Control Retention Interface for Analog SWC

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Steering Wheel Control Retention Interface for Analog SWC

• Retains Steering Wheel Controls
• Retains VR Command
• Works with Sony Radio with CarPlay Function
• Dimension: 3.5" L x 2.5" W x 7" H

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• Retains Steering Wheel Controls
• Retains VR Command
• Works with Sony Radio with CarPlay Function
• Dimension: 3.5" L x 2.5" W x 7" H

iDataLink ADS-MIC1

Factory Microphone Retention Interface Module for select 2010-2024 vehicles from Ford, Subaru, Toyota (Requires ADS-MSR, MRR, or MR2 Module)

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Factory Microphone Retention Interface Module for select 2010-2024 vehicles from Ford, Subaru, Toyota (Requires ADS-MSR, MRR, or MR2 Module)

• Factory microphone retention interface module
• Retains the factory microphone when adding an aftermarket stereo
• Compatible with select 2010-2024 vehicles from Ford, Subaru, Toyota

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List price $99.99
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• Factory microphone retention interface module
• Retains the factory microphone when adding an aftermarket stereo
• Compatible with select 2010-2024 vehicles from Ford, Subaru, Toyota

iDataLink Maestro ACC-SAT-TO1 Antenna Adapter

Connect Factory Satellite Radio Antenna to SiriusXM Tuner Adapter for select 2007-2025 vehicles from Toyota

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Connect Factory Satellite Radio Antenna to SiriusXM Tuner Adapter for select 2007-2025 vehicles from Toyota

• Satellite radio antenna adapter for select 2007-2025 vehicles from Toyota
• 10" Toyota satellite radio antenna adapter
• Connects to the Toyota GPS antenna
• Plug and Play for faster installation

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• Satellite radio antenna adapter for select 2007-2025 vehicles from Toyota
• 10" Toyota satellite radio antenna adapter
• Connects to the Toyota GPS antenna
• Plug and Play for faster installation

iDataLink Maestro HRN-HRR-TO2 Wiring Harness

Install a New Car Stereo in select 2012-2019 vehicles from Toyota (Requires ADS-MRR or ADS-MRR2 Module)

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Install a New Car Stereo in select 2012-2019 vehicles from Toyota (Requires ADS-MRR or ADS-MRR2 Module)

• Fits select 2012-2019 vehicles from Toyota
• Designed for use with iDataLink ADS-MRR or iDataLink ADS-MRR2 module (Sold separately)
• Retains select factory features
• Provides navigation and illumination outputs

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• Fits select 2012-2019 vehicles from Toyota
• Designed for use with iDataLink ADS-MRR or iDataLink ADS-MRR2 module (Sold separately)
• Retains select factory features
• Provides navigation and illumination outputs

Metra 95-8262HG

Double DIN Stereo Dash Kit for select 2017-2019 Corolla

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Double DIN Stereo Dash Kit for select 2017-2019 Corolla

• Double DIN Install Dash Kit
• Compatible with select 2017-2019 Corolla
• Accommodates ISO Double DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

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• Double DIN Install Dash Kit
• Compatible with select 2017-2019 Corolla
• Accommodates ISO Double DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

Axxess AXDIS-TY2

Install New Car Stereo and Retain Steering Wheel Controls and Other Factory Features In select 2012-2019 vehicles from Toyota

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Install New Car Stereo and Retain Steering Wheel Controls and Other Factory Features In select 2012-2019 vehicles from Toyota

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

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

American International TOYK952GB Dash Kit

Single DIN or Double DIN Stereo Dash Kit for select 2017-2025 vehicles from Toyota (Gloss Black)

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Single DIN or Double DIN Stereo Dash Kit for select 2017-2025 vehicles from Toyota (Gloss Black)

• Single & Double DIN Install Dash Kit
• Compatible with select 2017-2025 vehicles from Toyota
• Accommodates ISO Single & Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture

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• Single & Double DIN Install Dash Kit
• Compatible with select 2017-2025 vehicles from Toyota
• Accommodates ISO Single & Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture

Metra 99-8262HG

Single DIN Stereo Dash Kit for select 2017-2019 Corolla

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Single DIN Stereo Dash Kit for select 2017-2019 Corolla

• Single DIN Install Dash Kit
• Compatible with select 2017-2019 Corolla
• Accommodates ISO Single DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

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Ships in 10-14 days

• Single DIN Install Dash Kit
• Compatible with select 2017-2019 Corolla
• Accommodates ISO Single DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

Crux SWRTY-61N Wiring Interface

Install new car stereo and retains steering wheel audio controls and other factory features in select 2009-2020 vehicles from Toyota, Scion

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Install new car stereo and retains steering wheel audio controls and other factory features in select 2009-2020 vehicles from Toyota, Scion

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified models
• Micro-B USB Updatable
• Pre-programmed for retention of steering wheel controls
• Color coded wires for easy installation
• No cutting or splicing required

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• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified models
• Micro-B USB Updatable
• Pre-programmed for retention of steering wheel controls
• Color coded wires for easy installation
• No cutting or splicing required

Crux ACPTY-05W

Wireless Smart-Play Integration System for select 2014-2025 vehicles from Toyota

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Wireless Smart-Play Integration System for select 2014-2025 vehicles from Toyota

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

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

Beat-Sonic AVC39

Video Input Harness for select 2012-2014 Lexus & Toyota Vehicles

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Video Input Harness for select 2012-2014 Lexus & Toyota Vehicles

• Plug and Play Video Input Harness
• Ability to input audio and video from external devices via RCA Input Cables
• New Video-Input option function will replace AUX Input on the OEM monitor
• Thick coaxial cable to ensure minimum image degradation
• OEM connector housings used to ensure perfect connection

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• Plug and Play Video Input Harness
• Ability to input audio and video from external devices via RCA Input Cables
• New Video-Input option function will replace AUX Input on the OEM monitor
• Thick coaxial cable to ensure minimum image degradation
• OEM connector housings used to ensure perfect connection

iDatalink HRN-HRR-TO2 Wire Harness with ADS-MRR Maestro RR Interface Module

Install a new iDatalink-ready stereo and retain the steering wheel audio controls and other factory features in select 2012-2025 vehicles from Toyota

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Install a new iDatalink-ready stereo and retain the steering wheel audio controls and other factory features in select 2012-2025 vehicles from Toyota

• Provides 12V /15V accessory power (RAP)
• Compatible with amplified audio systems
• Retains OEM Backup Camera
• iDatalink-ready radio
• Includes iDataLink HRN-HRR-TO2 and iDataLink ADS-MRR

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• Provides 12V /15V accessory power (RAP)
• Compatible with amplified audio systems
• Retains OEM Backup Camera
• iDatalink-ready radio
• Includes iDataLink HRN-HRR-TO2 and iDataLink ADS-MRR

SiriusXM SXV300v1

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

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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.