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RCAs, Wiring, & Install Accessories

Explore our curated selection of wiring and installation accessories, including our Solderless Custom RCA Cable System, ResoNix Power Wire, and more. These are the products we trust to help create cleaner installs, better results, and fewer headaches.

Free US shipping over $99

Most orders ship within 24 hours

Made in the USA

Ensuring the best quality

Highest quality materials

Engineered for every vehicle

Easy installation

Soundproof your ride with ease

12 products
ResoNix Sound Solutions Planet Waves Solderless Custom RCA Cable End Planet Waves

Solderless Custom RCA Cable System

(70)

$0.00

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ResoNix 4 AWG Tinned OFC Power & Ground Wire

ResoNix 4 AWG Tinned OFC Power & Ground Wire

(1)

$2.30 $2.45

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Sale
ResoNix 1/0 AWG Tinned OFC Power & Ground Wire

ResoNix 1/0 AWG Tinned OFC Power & Ground Wire

(3)

$5.60 $5.95

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Sale
ResoNix 10 AWG Tinned OFC Speaker Wire

ResoNix 10 AWG Tinned OFC Speaker Wire

(1)

$2.50 $2.99

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Sale
Micro Precision 5-Series Speaker Wire close up with wire ferrule on one end, and the other end stripped

Micro Precision 5-Series Speaker Cable, 14 AWG (Sold by the Meter)

$15.00

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Harrison Labs VSS-100A FluxCap

Harrison Labs VSS-100A FluxCap

$899.00

Coroplast OEM VW and Audi wire harness tape

Audi/VW OEM Wire Harness Tape

(10)

$11.00

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Focusrite Scarlet 2i2 with an Earthworks M23 G2 measurement microphone and an XLR Cable. This is the ResoNix approved car audio DSP measurement and tuning kit

ResoNix Measurement & Tuning Kit

(2)

$750.00 $920.00

Sale
Earthworks Audio M23 G2 audio measurement microphone

Earthworks M23 G2 Measurement Microphone

(4)

$549.00 $699.00

Sale
ResoNix Sound deadening material roller

ResoNix Roller - Sound Deadening Roller

(50)

$15.00

PS Sound undorf AMT Tweeter Installation Hardware

PS Sound U60S-PS1.1 Mounting Kit

$50.00

Helix Conductor Pro

Helix Conductor Pro

(3)

$279.00 $299.00

Sale
rear of Porsche 911 GT3. Dark but dramatic lighting and highlights

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Your questions answered.

Every vehicle and goal set is different. Start with our sound deadening buyer’s guide to understand what each material does and where to use it. If you want a tailored plan, book our sound system design and installation consultation.


To help offset the cost, up to 40% of the consultation fee can be credited toward ResoNix product purchases made within 30 days.

Most people ask this because they are not sure what physically fits. Fitment varies by vehicle, trim, and where you plan to install it. Check available depth carefully and avoid interfering with moving parts, window tracks, airbags, and service access. As a general rule, choose the thickest that comfortably fits the space. See the product page for details.

We are building an ongoing fitment sheet from customer confirmations. If you can share what fit in your vehicle, please let us know to help others.

If an item is on backorder, the estimated restock date appears on its product page and is updated as we get new information.

Domestic orders that include a backordered item will ship in two parts: in‑stock items ship immediately, and the backordered items ship as soon as they arrive. For international orders, we currently ship when all items are in stock.

You will receive an order confirmation by email, then a tracking email once your order ships. If you need an update or anything looks off contact us with your order number.

We recommend high‑quality, proven DSPs matched to your system design and goals. If you want a custom recommendation, book our sound system design and installation consultation.

To help offset the cost, up to 40% of the consultation fee can be credited toward ResoNix product purchases made within 30 days.

Yes. Start with the sound deadening buyer’s guide for material selection and placement, and the sound deadening reference information & guide for deeper technical detail and best practices.

Please open every box and wrapper fully, since small items are sometimes packed inside larger kits for protection. If something still appears missing, reach out with your order number and what you are not seeing.
We will make it right. Contact us.

Yes, we ship worldwide. Available carrier options and rates are shown at checkout based on destination and weight. Transit times depend on the service you choose and customs processing. Express options are typically faster, while economy services take longer.

Full details are here: Returns and refunds policy.

If you need to cancel an order before it ships, contact us as soon as possible. If a return is needed, follow the instructions on that page so we can process it quickly.

Get in touch!

Need further guidance or have questions? See below for more ways to get in contact and view resources.

Contact

Email us (845) 737-6649 Chat with us

Resources

Sound deadening information guide Sound deadening buyers guide