Best RCA cables for car audio (Top 5)

Installing a quality car audio system is a great way to improve your vehicle’s sound. However, to get the best performance from your system, it is important to use high quality components. Using only the best quality parts can help extend the life of your system and prevent any potential damage – this even includes things like the cables being used.

RCA cables are some of the most commonly used cables in car audio systems. They are used to connect a variety of components including amplifiers🇧🇷 main unitsand subwoofers.

There are several different types of RCA cables available on the market, so it can be difficult to know which ones are best for your needs. In this blog post, we’ll discuss the different types of RCA cables and recommend five of the best options for car audio applications to help you get the most bang for your buck in your system.

Let’s take a look!

What is an RCA cable?

An RCA audio cable is a type of cable used to connect audio components. They are also known as phono cables or composite video cables. RCA cables were invented in the 1940s by Radio Corporation of America (RCA).

The name “RCA” comes from the company’s initials. RCA cables are usually made of copper and have two conductors: a positive conductor (the red wire) and a negative conductor (the white wire).

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RCA audio cables are most commonly used to connect turntables to amplifiers, but they can also be used to connect other types of audio components such as CD players and cassette players, and are also used in car audio systems.

How are RCA cables used in car audio?

RCA cables are used for a variety of things in car audio systems. They can be used to connect an amplifier to your head unit, or they can be used to connect your head unit to a subwoofer.

There are also RCA cables that are used to connect two amplifiers together or to connect an amplifier to a set of speakers. In short, RCA cables are versatile and can be used for a variety of purposes in your car’s audio system.

car audio rca cables

Are all RCA cables the same quality?

There are different types and qualities of RCA cables, just like any other type of cable. The better the quality, the better signal it can carry.

When it comes to audio equipment, you want to use the best quality cables possible to get the best possible signal. Cheap cables can cause all sorts of problems, from interference and static to poor sound quality.

If you’re serious about setting up your car audio, invest in good quality RCA cables. They may cost a little more upfront, but will save you money and headaches in the long run.

Plus, you’ll be able to enjoy your music the way it was meant to be experienced – in crystal-clear sound.

best rca cables for car audio

What to look for when choosing RCA cables for car audio

When it comes to choosing RCA cables for your car audio system, there are a few things you need to keep in mind. Here are the most important factors:

– Length

Length is probably the most important factor when it comes to RCA cables. You want to make sure the cables are long enough to reach from the head unit to the amp, but not so long that they are cumbersome. The standard length of RCA cables is 16 feet (about five meters).

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– Connectors

Connectors are another important factor. You want to make sure the connectors are compatible with your head unit and amplifier. The most common type of connector is the phono plug, which has a diameter of about 0.25 inches (0.64 cm).

– Shielding

Shielding is also important to prevent interference from other electronic devices. The most common type of shielding is copper braiding, which helps block electromagnetic interference (EMI).

car audio rca cables

– conductive material

Conductor material is also important in determining the quality of an RCA cable. The most common materials are copper and aluminum. Copper is the best conductor, but it is also more expensive. Aluminum is a good conductor, but not as good as copper.

Therefore, when choosing RCA cables for your car audio system, keep these factors in mind. Length, connectors, shielding, and conductor material are important in determining cable quality.

What are the best RCA cables for car audio

There are many different types of RCA cables out there. But which ones are the best for car audio? Here, we’ve selected the top five RCA cables for car audio based on their quality, durability, and price.

Whether you’re looking for the best bang for your buck or the absolute best performance, one of these RCA cables is sure to meet your needs. Let’s take a look at our picks!

1) Skar Audio 2-channel 17-foot twisted-pair RCA interconnect cable

car audio rca cables


  • Skar Audio Model: SKAR2CH-RCA17
  • 17-foot 2-channel RCA interconnect cable
  • Audiophile grade – with twisted pair technology
  • 99.99% oxygen-free multistrand copper wire
  • Locking split-tip connectors allow for better signal transfer
  • Precision-machined metal ends (with red and white stripe identifiers)
  • Silver-plated copper conductors help deliver the best possible sound

2)Stinger SI6412 12ft 4 channel 6000 series audiophile grade RCA interconnect cable

best rca


  • Oversized OFC drivers provide excellent sound quality
  • Continuous connection construction (C3 Tech) provides unparalleled signal transfer
  • Mylar shielding for superior noise rejection
  • Split-edge machined metal connector allows for better signal transfer
  • Twisted-pair winding patterns improve clarity and extend dynamic range
  • Compact connector design for easy installation

3) SCOSCHE X2R17 17 foot twisted pair audio cable

rca for car


  • Custom RCA barrels provide a great connection in tight spaces
  • Built-in strain relief for durability
  • Oxygen Free Copper (OFC) wire offers the highest conductivity with the lowest resistance and less heat
  • Twister Pair Construction helps eliminate noise in your audio signal

4)ROCKRIX Car Audio 2 Channel Twisted Pair RCA

rca to subwoofer


  • The 17-foot 2-male to 2-male RCA audio cable enhances audio connections. Ideal for connecting stereo receivers or sound systems, offering excellent bass response and flexibility
  • With twisted pair technology for maximum signal transfer
  • 100% OFC (Oxygen Free Copper) Transmission with Dual Injection Terminal
  • Split Pin technology ensures a secure connection. Excellent noise rejection, accuracy and frequency response
  • Connectors marked in red/black color for quick and easy left and right connections

5) 20 foot Rockford Fosgate twisted pair signal cable

RCA to car amplifier


  • twisted pair interconnects
  • 20 foot twisted pair signal cable. OFC (Oxygen Free Copper) for corrosion resistance
  • RFI-20

How many RCA cables do you need for a car audio setup?

This is a difficult question to answer without knowing more about your car audio setup. Generally speaking, you will need one RCA cable per amplifier or subwoofer.

So if you have two amps and four subwoofers, you’ll need six RCA cables total. Keep in mind that some car audio setups may require additional cables for things like crossovers or equalizers.

If you’re not sure how many RCA cables you need for your specific setup, consult a professional car audio installer. They will be able to help you determine the exact number of cables needed and also ensure they are installed correctly.

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