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Belva BB2D (Open Box, Good)

2.0 Farad Capacitor with Digital Red Display, Perfect for systems up to 2000W

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2.0 Farad Capacitor with Digital Red Display, Perfect for systems up to 2000W

• 2.0 Farad Power Capacitor
• Perfect for Systems up to 2000 Watts
• Audible Warning
• Red Voltage Display
• Mounting Brackets Included

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1
List price $89.99
-63% $32.99

In stock

Only 2 Left!

• 2.0 Farad Power Capacitor
• Perfect for Systems up to 2000 Watts
• Audible Warning
• Red Voltage Display
• Mounting Brackets Included

Belva 1.0 Farad Capacitor (Open Box, Good)

1.0 Farad Capacitor with Digital Red Display

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1.0 Farad Capacitor with Digital Red Display

• 1.0 Farad Power Capacitor
• Perfect for Systems up to 1000 Watts
• Audible Warning
• Red Voltage Display
• Mounting Brackets Included

shipping truck icon Free shipping in USA. Provide zip for delivery date.
1
List price $79.99
-63% $29.99

In stock

• 1.0 Farad Power Capacitor
• Perfect for Systems up to 1000 Watts
• Audible Warning
• Red Voltage Display
• Mounting Brackets Included

NVX XLCA2X PRO (Open Box, Great)

2-Channel Line Out Converter Digital Bass Enhancer with xBOOST, Impedance Matching, and Remote Level Control

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2-Channel Line Out Converter Digital Bass Enhancer with xBOOST, Impedance Matching, and Remote Level Control

• 2-Channel Speaker Level Inputs
• Adjustable xBOOST corrects for bass roll-off
• Handles up to 30V (225 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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1
List price $83.99
-29% $59.99

In stock

Only 1 Left!

• 2-Channel Speaker Level Inputs
• Adjustable xBOOST corrects for bass roll-off
• Handles up to 30V (225 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

NVX XCR1 (Open Box, Great)

Dash Mount Wired Remote Level Bass Control Knob For Select NVX and AudioControl Sound Processors

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Dash Mount Wired Remote Level Bass Control Knob For Select NVX and AudioControl Sound Processors

• 20' Power Cable Included
• Mounts Using Built-On Bracket
• Brings Controls Closer to You
• Compatiable with a Range of Products

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List price $29.99
-49% $15.39

In stock

Only 2 Left!

• 20' Power Cable Included
• Mounts Using Built-On Bracket
• Brings Controls Closer to You
• Compatiable with a Range of Products

NVX XW4BL5 (Open Box, Great)

5 ft. of Metallic Powder Blue EnvyFlex True Spec 4-Gauge Power/Ground Wire Cable

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5 ft. of Metallic Powder Blue EnvyFlex True Spec 4-Gauge Power/Ground Wire Cable

• Metallic Powder Blue 4-Gauge Power/Ground Wire Cable
• Silver-Tinned 100% Virgin Copper
• EnvyFlex Outer Jacket • Length: 5 Feet

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List price $19.99
-48% $10.49

In stock

Only 3 Left!

• Metallic Powder Blue 4-Gauge Power/Ground Wire Cable
• Silver-Tinned 100% Virgin Copper
• EnvyFlex Outer Jacket • Length: 5 Feet

Lowest price in 30 days

Alpine PXE-C60-60 (Open Box, Great)

OPTIM-6 Series 6-Channel Digital Sound Processor with Automatic Sound Tuning

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OPTIM-6 Series 6-Channel Digital Sound Processor with Automatic Sound Tuning

• 6-Channel digital sound processor with Automatic Sound Tuning
• 31-Band parametric and graphic equalizer
• Includes remote control and mounting hardware
• Sound tuning with AutoEQ 2.0 on Apple iOS or Android
• Instant precision with center image mode
• Features presets for every playlist

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List price $600.00
-25% $449.96

In stock

Only 1 Left!

• 6-Channel digital sound processor with Automatic Sound Tuning
• 31-Band parametric and graphic equalizer
• Includes remote control and mounting hardware
• Sound tuning with AutoEQ 2.0 on Apple iOS or Android
• Instant precision with center image mode
• Features presets for every playlist

NVX XLOC88X (Open Box, Great)

8 inputs / 8 outputs High Voltage Active Line Output Converter with Impedance Matching and Remote Level Control

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8 inputs / 8 outputs High Voltage Active Line Output Converter with Impedance Matching and Remote Level Control

• 8-Channel Speaker Level Inputs
• 8-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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1
List price $119.99
-42% $69.99

In stock

Only 2 Left!

• 8-Channel Speaker Level Inputs
• 8-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

NVX XBRC Universal Remote Level Control (Like New (Open Box))

Universal with Female RCA Audio Interconnect For Car Amplifier/Amp Bass/Input

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Universal with Female RCA Audio Interconnect For Car Amplifier/Amp Bass/Input

• Universal Remote Level Control For Car Amplifier/Amp Bass Adjustment
• Only requires one additional RCA "Patch" Cable (sold separately)
• Mounts Under Dash Or Through Hole
• One 2-Channel RCA Input And one 2-Channel RCA Output

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List price $9.99
-24% $7.64

In stock

Only 2 Left!

• Universal Remote Level Control For Car Amplifier/Amp Bass Adjustment
• Only requires one additional RCA "Patch" Cable (sold separately)
• Mounts Under Dash Or Through Hole
• One 2-Channel RCA Input And one 2-Channel RCA Output

NVX XAPK4 (Open Box, Great)

Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Amplifier Power Wiring Kit with Speaker Wire for Amplifiers up to 1500 Watts

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Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Amplifier Power Wiring Kit with Speaker Wire for Amplifiers up to 1500 Watts

• 4 Gauge Power Amplifier Installation Kit
• For Amplifiers Up To 1500 Watts RMS
• 100% (OFC) Oxygen Free Copper
• Tinned conductors for corrosion resistance
• Pre-terminated seamless power and ground ring terminals
• ANL/Mini-ANL Fuse Holder with 100 amp fuse
• CEA-2015 and BC5W2 Compliant

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List price $131.99
-42% $75.99

In stock

Only 2 Left!

• 4 Gauge Power Amplifier Installation Kit
• For Amplifiers Up To 1500 Watts RMS
• 100% (OFC) Oxygen Free Copper
• Tinned conductors for corrosion resistance
• Pre-terminated seamless power and ground ring terminals
• ANL/Mini-ANL Fuse Holder with 100 amp fuse
• CEA-2015 and BC5W2 Compliant

NVX XLOC44X (Open Box, Great)

4 inputs / 4 outputs High Voltage Active Line Output Converter with Impedance Matching and Remote Level Control

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4 inputs / 4 outputs High Voltage Active 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
-53% $69.99

In stock

• 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

NVX XLOC66X (Open Box, Good)

6 inputs / 6 outputs High Voltage Active Line Output Converter with Impedance Matching and Remote Level Control

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6 inputs / 6 outputs High Voltage Active Line Output Converter with Impedance Matching and Remote Level Control

• 6-Channel Speaker Level Inputs
• 6-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

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $101.99
-31% $69.99

In stock

• 6-Channel Speaker Level Inputs
• 6-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

Kicker CK4 (46CK4) (Open Box, Great)

Complete 4 Gauge OFC CK-Series 2-Channel Amplifier Installation Kit

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Complete 4 Gauge OFC CK-Series 2-Channel Amplifier Installation Kit

• self tapping bolt and washer
• FHS fuse holder
• gauge remote wire
• AWG butt connecter

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47
List price $199.99
-30% $139.99

In stock

Only 1 Left!

• self tapping bolt and washer
• FHS fuse holder
• gauge remote wire
• AWG butt connecter

NVX XMANL04 (Open Box, Great)

1/0 or 4 Gauge AWG ANL/Mini-ANL In-ine Fuse Holder for Car Audio and Marine Audio

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1/0 or 4 Gauge AWG ANL/Mini-ANL In-ine Fuse Holder for Car Audio and Marine Audio

• ANL/Mini-ANL Fuse Holder
• One 1/0 - 4 Gauge Input
• One 1/0 - 4 Gauge Output
• Solid Brass And Satin Chrome Plated
• High-Temperature Polycarbonate Base And Cover

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List price $24.99
-36% $15.99

In stock

• ANL/Mini-ANL Fuse Holder
• One 1/0 - 4 Gauge Input
• One 1/0 - 4 Gauge Output
• Solid Brass And Satin Chrome Plated
• High-Temperature Polycarbonate Base And Cover

NVX XDSP66BT (Open Box, Good)

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

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List price $349.99
-57% $149.99

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

JL Audio SBA-J-JK-FHB (Like New (Open Box))

Master ANL Fuse Holder Bracket for select 2018 Wrangler (JK)

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Master ANL Fuse Holder Bracket for select 2018 Wrangler (JK)

• Fuse holder bracket for select 2018 Wrangler (JK)
• Mounts up to two ANL Fuse Blocks (sold separately)
• Easy to install, no drilling required

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List price $119.99
-15% $101.99

In stock

Only 1 Left!

• Fuse holder bracket for select 2018 Wrangler (JK)
• Mounts up to two ANL Fuse Blocks (sold separately)
• Easy to install, no drilling required

NVX XIX2F (Open Box, Great)

1 Male to 2 Female Y-Adapter X-Series RCA Audio Interconnect Cables (2-pack)

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1 Male to 2 Female Y-Adapter X-Series RCA Audio Interconnect Cables (2-pack)

• Shielded noise-rejecting double Twisted-pair construction
• Heavy gauge OFC conductors ensure superior sound quality
• Split-tip Silver-Plated ends offer best in class signal transfer
• Precision Machined “Locking” ends with colored channel identifiers
• Black nylon protective jacket minimizes friction and electromagnetic interference

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1
List price $24.99
-48% $12.99

In stock

• Shielded noise-rejecting double Twisted-pair construction
• Heavy gauge OFC conductors ensure superior sound quality
• Split-tip Silver-Plated ends offer best in class signal transfer
• Precision Machined “Locking” ends with colored channel identifiers
• Black nylon protective jacket minimizes friction and electromagnetic interference

Belva Universal Car Amplifier Remote Bass Level Control Knob (BARLC) (Open Box, Great)

Flush Mount & Universal via RCA. Works with any amp, controls your bass output

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Flush Mount & Universal via RCA. Works with any amp, controls your bass output

• RCA Remote Level Control Bass Knob
• Flush Mount Design
• Connection Type: RCA

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List price $14.99
-40% $8.99

In stock

Only 2 Left!

• RCA Remote Level Control Bass Knob
• Flush Mount Design
• Connection Type: RCA

Belva BAK02BL (Like New (Open Box))

1/0 Gauge Premium (CCA) Copper Clad Aluminum Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 2000 Watts - BLUE

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1/0 Gauge Premium (CCA) Copper Clad Aluminum Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 2000 Watts - BLUE

• 1/0 Gauge Amplifier Installation Kit
• For Amplifiers Up To 2000 Watts RMS
• Premium (CCA) Copper Clad Aluminum
• Helical Twist 2-Channel RCA Cable
• ANL Fuse Holder with 100 amp fuse
• Complies to American Wire Gauge standards

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1
List price $69.99
-33% $46.74

In stock

Only 1 Left!

• 1/0 Gauge Amplifier Installation Kit
• For Amplifiers Up To 2000 Watts RMS
• Premium (CCA) Copper Clad Aluminum
• Helical Twist 2-Channel RCA Cable
• ANL Fuse Holder with 100 amp fuse
• Complies to American Wire Gauge standards

Belva BAK42BL (Open Box, Great)

4 Gauge Premium (CCA) Copper Clad Aluminum Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1200 Watts - BLUE

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4 Gauge Premium (CCA) Copper Clad Aluminum Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1200 Watts - BLUE

• Complete 4 Gauge Amplifier Installation Kit
• For Amplifiers Up To 1200 Watts RMS
• Premium (CCA) Copper Clad Aluminum
• Helical Twist 2-Channel RCA Cable
• ANL/Mini-ANL Fuse Holder with 80 amp fuse
• Complies to American Wire Gauge standards

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List price $59.99
-42% $34.99

In stock

Belva BPK0D (Like New (Open Box))

1/0 Gauge Premium (CCA) Copper Clad Aluminum Dual Amplifier Power Wiring Kit for Amplifiers up to 3000 Watts

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1/0 Gauge Premium (CCA) Copper Clad Aluminum Dual Amplifier Power Wiring Kit for Amplifiers up to 3000 Watts

• 1/0 Gauge Dual Amplifier Power Installation Kit
• For Amplifiers Up To 3000 Watts RMS
• Premium (CCA) Copper Clad Aluminum
• ANL/Mini-ANL Fuse Holder with 200 amp fuse
• Two brass and satin chrome distribution blocks

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List price $99.99
-50% $49.99

In stock

Only 1 Left!

• 1/0 Gauge Dual Amplifier Power Installation Kit
• For Amplifiers Up To 3000 Watts RMS
• Premium (CCA) Copper Clad Aluminum
• ANL/Mini-ANL Fuse Holder with 200 amp fuse
• Two brass and satin chrome distribution blocks

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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.

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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!
    Why Shop With Us?
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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.