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iDataLink Maestro HRN-DSP-NI1 Wiring Harness

Install Aftermarket Amplifier and DSR1 Processor in select 2006-2025 vehicles from Nissan, Subaru, Infiniti

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Install Aftermarket Amplifier and DSR1 Processor in select 2006-2025 vehicles from Nissan, Subaru, Infiniti

• DSP installation harness for select 2006-2025 vehicles from Nissan, Subaru, Infiniti
• Compatible for vehicles without factory amplifiers
• Simplifies the addition of digital signal processors and amplifiers

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List price $43.99
-20% $34.99

In stock

• DSP installation harness for select 2006-2025 vehicles from Nissan, Subaru, Infiniti
• Compatible for vehicles without factory amplifiers
• Simplifies the addition of digital signal processors and amplifiers

Rockford Fosgate RFDB4 Platinum Battery Terminal

Positive/Negative Battery Terminal with 4 AWG/8 AWG Iinputs/Outputs

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Positive/Negative Battery Terminal with 4 AWG/8 AWG Iinputs/Outputs

• Positive or Negative Battery Terminal
• 8 AWG or 4 AWG Inputs
• Custom Tooled Brass
• HPP Plating
• Strong Plastic Casing

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$29.99

Available

Ships in 10-14 days

• Positive or Negative Battery Terminal
• 8 AWG or 4 AWG Inputs
• Custom Tooled Brass
• HPP Plating
• Strong Plastic Casing

Axxess AXDSPX-TES1

Install a DSP and New Amplifier to Factory System in select 2021-2026 Model S and Model X and Model Y

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Install a DSP and New Amplifier to Factory System in select 2021-2026 Model S and Model X and Model Y

• Plug and Play T-harness for faster installation
• For select 2021-2026 Model S and Model X and Model Y
• Designed for Tesla amplified systems
• Can be used with factory and aftermarket radios
• Selectable 31-band graphic EQ or 5-band parametric EQ
• Settings adjusted via Bluetooth in a smart device
• Selectable high pass, low pass, or bandpass filters

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List price $519.99
-23% $399.99

In stock

Only 2 Left!

• Plug and Play T-harness for faster installation
• For select 2021-2026 Model S and Model X and Model Y
• Designed for Tesla amplified systems
• Can be used with factory and aftermarket radios
• Selectable 31-band graphic EQ or 5-band parametric EQ
• Settings adjusted via Bluetooth in a smart device
• Selectable high pass, low pass, or bandpass filters

Metra JP-18FUSE-BRKT

Mini ANL Fuse Holder Bracket for select 2018-Up Jeep

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Mini ANL Fuse Holder Bracket for select 2018-Up Jeep

• Fuse holder bracket for select 2018-Up Jeep
• Can be used with alternate fuse holders
• Includes parts and mounting hardware

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List price $43.99
-11% $38.99

In stock

• Fuse holder bracket for select 2018-Up Jeep
• Can be used with alternate fuse holders
• Includes parts and mounting hardware

Stinger SSPW18BK

500 ft. 18 Gauge Primary Wire (Black)

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500 ft. 18 Gauge Primary Wire (Black)

• 500 feet 18 Gauge Primary Wire
• Made from copper material
• Fine multi-strand copper conductors
• Color: Black

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List price $129.00
-53% $59.99

Available

Ships in 10-14 days

• 500 feet 18 Gauge Primary Wire
• Made from copper material
• Fine multi-strand copper conductors
• Color: Black

iDataLink Maestro ADS-MAR2 Interface Module

Universal Amplifier Replacement Interface Module for iDataLink Maestro Compatible Systems

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Universal Amplifier Replacement Interface Module for iDataLink Maestro Compatible Systems

• Universal amplifier replacement interface module
• Works with amplified, non-amplified, and Maestro-compatible amplifiers
• Retains vehicle's factory functions
• Features tone re-mapping

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List price $439.99
-16% $369.99

Available

Ships in 10-14 days

• Universal amplifier replacement interface module
• Works with amplified, non-amplified, and Maestro-compatible amplifiers
• Retains vehicle's factory functions
• Features tone re-mapping

Axxess AXDSPX-A2B3

Install a DSP and New Amplifier to Factory System in select 2018-2025 vehicles from Lincoln with Revel A2B Amplifier

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Install a DSP and New Amplifier to Factory System in select 2018-2025 vehicles from Lincoln with Revel A2B Amplifier

• Plug and Play T-harness for faster installation
• For select 2018-2025 vehicles from Lincoln with Revel A2B amplifier
• Selectable 31-band graphic EQ or 5-band parametric EQ
• Can be used with OE and aftermarket radios
• Compatible with both Android and Apple devices
• Settings adjusted via Bluetooth in a smart device

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List price $611.99
-10% $549.99

In stock.

• Plug and Play T-harness for faster installation
• For select 2018-2025 vehicles from Lincoln with Revel A2B amplifier
• Selectable 31-band graphic EQ or 5-band parametric EQ
• Can be used with OE and aftermarket radios
• Compatible with both Android and Apple devices
• Settings adjusted via Bluetooth in a smart device

Stinger SPW318BK

PRO Series 18 Gauge Black Primary Wire 500ft Roll

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PRO Series 18 Gauge Black Primary Wire 500ft Roll

• Single conductor wire
• Length: 500ft
• Flexible jacket
• Gauge: 18 Gauge

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List price $129.00
-47% $67.99

In stock

• Single conductor wire
• Length: 500ft
• Flexible jacket
• Gauge: 18 Gauge

Stinger SPW318RD

PRO Series 18 Gauge Red Primary Wire Red 500ft Roll

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PRO Series 18 Gauge Red Primary Wire Red 500ft Roll

• Single conductor wire
• Length: 500ft
• Flexible jacket
• Gauge: 18 Gauge

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1
List price $139.00
-48% $71.99

In stock

• Single conductor wire
• Length: 500ft
• Flexible jacket
• Gauge: 18 Gauge

Metra 70-6505

Amplifier Bypass Harness for select 1997-2004 Dakota and Cherokee

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Amplifier Bypass Harness for select 1997-2004 Dakota and Cherokee

• Amplifier bypass harness for select 1997-2004 Dakota and Cherokee
• Includes 17 ft. amplifier bypass harness with 14-pin connector
• Color coded wires with printed labels for easy installation

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List price $54.99
-42% $31.99

In stock

Only 3 Left!

• Amplifier bypass harness for select 1997-2004 Dakota and Cherokee
• Includes 17 ft. amplifier bypass harness with 14-pin connector
• Color coded wires with printed labels for easy installation

Axxess AXABH-CH3

Amplifier Bypass Harness for select 2014-2019 vehicles from Jeep, Dodge, Fiat

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Amplifier Bypass Harness for select 2014-2019 vehicles from Jeep, Dodge, Fiat

• Vehicle-specific harness to bypass the factory amplifier
• Compatible with select 2014-2019 vehicles from Jeep, Dodge, Fiat
• Wiring gauge size: 20 gauge wires
• Wiring length: 12-inch

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List price $33.99
-12% $29.99

In stock

• Vehicle-specific harness to bypass the factory amplifier
• Compatible with select 2014-2019 vehicles from Jeep, Dodge, Fiat
• Wiring gauge size: 20 gauge wires
• Wiring length: 12-inch

Limited time!

NVX XTRI1 (Like New (Open Box))

Remote Turn-on Module

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Remote Turn-on Module

• Remote Turn-On Module
• Used To Turn On Remote Amplifiers
• 2 Second Delay To Prevent Turn-On Noise
• Supplies 2 Amps Of Current
• Can Drive Multiple Amps Or A Power Antenna
• Activated By Low Level Trigger Lead

10% Off Open Box!
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List price $14.99
-13% $12.99
$11.69 with coupon | Price details

In stock

Only 1 Left!

• Remote Turn-On Module
• Used To Turn On Remote Amplifiers
• 2 Second Delay To Prevent Turn-On Noise
• Supplies 2 Amps Of Current
• Can Drive Multiple Amps Or A Power Antenna
• Activated By Low Level Trigger Lead

Stinger SSVLAGU

Stinger Select VL Series 4 or 8 Gauge AGU Fuse Holder

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Stinger Select VL Series 4 or 8 Gauge AGU Fuse Holder

• Stinger Select Premium Series
• Silver Satin Finish
• AGU Fuse

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List price $9.00
-45% $4.99

In stock

Only 3 Left!

• Stinger Select Premium Series
• Silver Satin Finish
• AGU Fuse

T-Spec V8-AK4

4 Gauge V8 Series OFC Amp Kit w/2-Channel RCAs for Systems up to 1500 Watts

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4 Gauge V8 Series OFC Amp Kit w/2-Channel RCAs for Systems up to 1500 Watts

• For Systems up to 1500 Watts
• Full Oxygen-Free Copper solid silver tinned Construction
• Marine Compliant RCA, Power And Ground Wire
• Compact Brass Fusing And Distribution
• Miscellaneous Connectors, Terminals And Wire Ties
• MINI ANL Fuse Holder with 80A Fuse

2+ offers available
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List price $119.00
-24% $90.00

In stock

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Available Offers (2) for T-Spec V8-AK4
15% off an NVX XCAP10H w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP10H Capacitor! No code needed — discount applies automatically at checkout.
15% off an NVX XCAP1F w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP1F Capacitor! No code needed — discount applies automatically at checkout.

Stinger SK141

100A 4-Gauge Amplifier Power Wiring Kit with Stinger SPD5801 Mini-ANL Fuse Holder

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100A 4-Gauge Amplifier Power Wiring Kit with Stinger SPD5801 Mini-ANL Fuse Holder

• 4 gauge Power Amplifier Installation Kit
• Designed specifically for car audio systems up to 1000 watts
Stinger SPD5801 waterproof mini-ANL fuse holder included

2+ offers available
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1
List price $49.00
-45% $26.99

In stock

Only 2 Left!

Continue to cart

Available Offers (2) for Stinger SK141
15% off an NVX XCAP10H w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP10H Capacitor! No code needed — discount applies automatically at checkout.
15% off an NVX XCAP1F w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP1F Capacitor! No code needed — discount applies automatically at checkout.

iDataLink Maestro HRN-AR-EXT4 Extension Harness

Connect 4-Meter Extension Harness to Relocate Maestro AR and New Amplifier

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Connect 4-Meter Extension Harness to Relocate Maestro AR and New Amplifier

• Amplifier replacement extension harness
• 2-meter extension harness to relocate Maestro AR or amplifier
• Ideal for location without enough space for amp/DSP
• Requires vehicle specific T-harness to work

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List price $79.99
-19% $64.99

In stock

• Amplifier replacement extension harness
• 2-meter extension harness to relocate Maestro AR or amplifier
• Ideal for location without enough space for amp/DSP
• Requires vehicle specific T-harness to work

Limited time!

NVX XDSP66BT (Open Box, Great)

6-Channel X-Series 15 Band Parametric EQ Digital Signal Processor (DSP) with 2.75" LCD Display and Includes Bluetooth USB adapter for Music Streaming

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6-Channel X-Series 15 Band Parametric EQ Digital Signal Processor (DSP) with 2.75" LCD Display and Includes Bluetooth USB adapter for Music Streaming

• 15 Band Parametric EQ
• 6-Channel RCA Outputs
• Provides up to 6.5 Volts of output
• Fully adjustable High and Low-pass filters
• Time alignment in 0.02 ms increments

10% Off Open Box!
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List price $349.99
-55% $155.99
$140.39 with coupon | Price details

In stock

• 15 Band Parametric EQ
• 6-Channel RCA Outputs
• Provides up to 6.5 Volts of output
• Fully adjustable High and Low-pass filters
• Time alignment in 0.02 ms increments

Limited time!

JL Audio RBC-1 (Open Box, Great)

Flush-Mount Wired Bass Remote Controller for Select JL Audio Amplifiers

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Flush-Mount Wired Bass Remote Controller for Select JL Audio Amplifiers

• Wired Bass Remote Controller
• Compatible with select JL Audio amplifiers
• Flush-mountable installation
• Color: Black

10% Off Open Box!
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1
List price $59.99
-30% $41.99
$37.79 with coupon | Price details

In stock

Only 3 Left!

• Wired Bass Remote Controller
• Compatible with select JL Audio amplifiers
• Flush-mountable installation
• Color: Black

Stinger SPT53501

Positive/Negative Battery Terminal (2 4 Gauge and (1) 8 Gauge Output

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Positive/Negative Battery Terminal (2 4 Gauge and (1) 8 Gauge Output

• Pos/Nev Battery Terminal
• Shoc Krome Plating
•Snap On Hardcover

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List price $49.00
-53% $22.99

In stock

Only 2 Left!

• Pos/Nev Battery Terminal
• Shoc Krome Plating
•Snap On Hardcover

NVX XLOC44X

4 Input / 4 Output Line Output Converter with Impedance Matching and Remote Level Control

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4 Input / 4 Output Line Output Converter with Impedance Matching and Remote Level Control

• 4-Channel Speaker Level Inputs
• 4-Channel RCA Outputs
• Handles up to 40V (400 watts RMS)
• Provides up to 9.5 Volts of output
• Auto turn-on via DC offset or Audio detection 
• Load selection switch (20, 60, or 20K ohm)
• Wired remote bass level control included
• LED Clip indicator

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List price $149.99
-57% $64.99

In stock

Used from: $69.99

• 4-Channel Speaker Level Inputs
• 4-Channel RCA Outputs
• Handles up to 40V (400 watts RMS)
• Provides up to 9.5 Volts of output
• Auto turn-on via DC offset or Audio detection 
• Load selection switch (20, 60, or 20K ohm)
• Wired remote bass level control included
• LED Clip indicator

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    FAQ Frequently asked questions in Car Amplifier Installation & Accessories


    Car amplifier installation accessories are essential components required for safely and effectively integrating an amplifier into your vehicle's audio system. These accessories include power wiring kits, signal cables, fuse holders, distribution blocks, and connectors. When upgrading your car's audio system with an amplifier, these accessories ensure proper power delivery, signal transfer, and protection. High-quality wiring kits with appropriate gauge sizes and fuse protection prevent power loss, voltage drops, and electrical issues. Properly shielded signal cables reduce interference and maintain audio signal integrity. Distribution blocks simplify power distribution to multiple amplifiers, while connectors ensure secure and reliable connections. Using these accessories guarantees optimal amplifier performance and protects your audio system from potential damage.
    To select the appropriate wiring kit, consider the power requirements of your amplifier and the distance between the amplifier and the battery. Amplifiers come with a specified RMS power rating, which indicates the continuous power they can handle. Choose a wiring kit with the appropriate gauge size (measured in AWG) that can support the amplifier's power output. A thicker gauge (lower AWG number) is suitable for higher-powered amplifiers or installations with longer wire runs. For instance, a 4 AWG wiring kit is ideal for amplifiers with RMS ratings between 500-1000 watts, while a 0 or 1 AWG kit is better for amplifiers exceeding 1000 watts RMS. Sonic Electronix offers a range of high-quality wiring kits to ensure a seamless and efficient amplifier installation.
    It is not recommended to use regular speaker wire in place of RCA cables for connecting your head unit to the amplifier. RCA cables are designed with specific shielding and impedance characteristics to transfer low-level audio signals from the head unit to the amplifier with minimal interference or noise. Regular speaker wire lacks this shielding and is intended for carrying higher-power audio signals between the amplifier and speakers. Using speaker wire instead of RCA cables can result in poor audio quality, signal degradation, and potential ground loop issues, leading to unwanted noise in the audio system. It is essential to invest in high-quality RCA cables to ensure optimal signal transfer and audio performance in your car audio setup.
    Distribution blocks are electrical components that simplify power distribution from the main power source (usually the battery) to multiple amplifiers or other accessories. In a multi-amplifier setup, using a distribution block allows you to avoid running separate power wires from the battery to each amplifier. The distribution block takes the main power wire and divides it into multiple outputs, each connected to individual amplifiers. This setup streamlines the installation process, reduces clutter, and ensures proper power delivery to all amplifiers. It also provides a convenient location to install fuses, protecting each amplifier from potential electrical issues. Sonic Electronix offers various distribution blocks, including fused and non-fused options, to suit different amplifier setups and power requirements.
    If you are using a powered subwoofer, it may come with its own integrated amplifier and wiring. In such cases, you generally do not need an additional amplifier wiring kit, as the powered subwoofer already includes the necessary connections and power requirements. Powered subwoofers are designed as all-in-one solutions, incorporating the subwoofer driver, amplifier, and enclosure in a single unit. However, if you are adding a separate amplifier to power other speakers in your car audio system, you will need an appropriate wiring kit for that amplifier. When in doubt, it's best to consult the user manual or specifications of your powered subwoofer to understand its wiring and installation requirements fully. Sonic Electronix offers a wide selection of powered subwoofers and amplifier wiring kits to cater to various audio system setups. Car amplifier installation accessories are crucial for ensuring a successful and reliable amplifier integration into your car audio system. From power wiring kits to signal cables and distribution blocks, these components play a vital role in delivering clean and powerful audio performance. At Sonic Electronix, we offer a wide range of high-quality installation accessories to meet the needs of car audio enthusiasts, making your amplifier installation process straightforward and efficient.

    All About

    Car Amplifier Installation & Accessories
    When your goal is to improve sound quality and get the most power and sound volume from your aftermarket speakers, you will have to choose from a wide selection of car amplifiers. With more powerful and better speakers, the amps that come inside the head unit receiver will not be sufficient, creating an opportunity to find some high quality car amplifier accessories and really fine tune your system. No matter what your technical capacity is, our wide range of car amplifier installation accessories will help you get the job done. If you plan on installing the new amp yourself, we offer you almost everything you need, from wiring kits to capacitors to fuses and adapters ? just not the tools needed to install them. This should be immensely empowering if you want to maintain closer control over exactly what goes on inside your car audio system. And our expert technology staff will be happy to field your initial questions if you are considering purchasing the needed car amps accessories to help you make sure everything is compatible. But if you are like most people and you need a professional to get your new car amplifier installed and set up correctly, you can still benefit from our selection of car amplifier accessories, offered at great prices and including a range of qualities to fit any budget or discerning ear. The options we offer as far as level of customizability are remarkable. You can opt for just the basics, get a professional monitoring system so that you can keep your amp performing at peak capacity, or leave your options open for further expansions. Once you know the components you need, you can order them here or get assistance from our staff, who would love to help customers affordably and successfully upgrade their car stereos. So look over our selection of accessories that compliment all the possible car amplifiers you are considering to make the most out of your car audio investment.

    If you're on the lookout for the best car amplifier installation accessories, you're in the right place. Our extensive selection of installation accessories ensures that you'll find only the finest products to make your car audio installation a breeze. Whether you're a DIY enthusiast or a professional installer, our range of high-quality accessories guarantees a seamless and efficient installation process.

    Car amplifier installation accessories play a crucial role in ensuring the success of your car audio setup. From wiring kits to distribution blocks and fuse holders to line output converters, these accessories are designed to make the installation process smoother and more reliable. One of the primary advantages of using high-quality installation accessories is the elimination of potential noise and interference, which can adversely affect your audio performance.

    When you invest in top-notch car amplifier installation accessories, you can expect enhanced power delivery, reduced signal loss, and improved overall audio performance. These accessories are engineered to provide the necessary power and signal flow required for your amplifiers and speakers to operate at their best. Additionally, using premium installation accessories can extend the lifespan of your car audio system by protecting it from potential electrical issues.

    At Sonic Electronix, we take pride in offering a wide array of installation accessories from leading brands in the car audio industry. Our product listings provide detailed specifications and customer reviews, giving you valuable insights into the performance and reliability of each accessory. From high-quality wiring kits that deliver clean power to distribution blocks that efficiently manage your power distribution, we have everything you need to create a professional-grade installation.

    At Sonic Electronix, our mission is to help you find the best car amplifier installation accessories that meet your unique requirements. Our team of car audio experts is always ready to assist you throughout your shopping journey. If you have any questions or need personalized recommendations, don't hesitate to reach out to our knowledgeable staff. We are passionate about car audio and are committed to ensuring that you have a smooth and enjoyable installation experience.

    For direct assistance, feel free to call us at 1-502-200-8010, and our friendly team will be more than happy to address your queries and guide you in choosing the perfect installation accessories for your specific needs.

    To further streamline your shopping experience, we've developed the AmpliFinder tool This innovative tool is designed to help you find the car amplifier installation accessories that best match your vehicle and audio setup. By inputting your car's make, model, and year, AmpliFinder will present you with a personalized list of compatible accessories. Say goodbye to compatibility concerns and let AmpliFinder take the guesswork out of your accessory selection process.

    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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    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.