Ever wanted to upgrade your car’s sound system but felt stuck with factory speakers? Many car radios don’t have a special plug for new amplifiers. This means you can’t easily add that booming bass or crisp sound you crave. It’s a common problem that leaves many car audio enthusiasts scratching their heads.
That’s where a Line Out Converter comes in! Think of it as a translator for your car’s audio. It takes the speaker wires from your old radio and turns them into a signal that a new amplifier can understand. But with so many different types, choosing the right one can feel like a puzzle. You might worry about getting the wrong kind and not getting the best sound, or even damaging your equipment.
This post will break down everything you need to know about Line Out Converters. We’ll explore what they are, why they’re essential, and how to pick the perfect one for your car. By the end, you’ll have the confidence to choose wisely and finally get the amazing sound system you’ve been dreaming of.
Our Top 5 Line Out Converter Recommendations at a Glance
Top 5 Line Out Converter Detailed Reviews
1. Kicker 46KISLOC2 K-Series Stereo Line-Output Converter w/Remote Turn-On Output
Rating: 9.5/10
Want to add a killer amplifier to your car’s stereo but stuck with a factory radio? The Kicker 46KISLOC2 K-Series Stereo Line-Output Converter is your ticket! This awesome device lets you easily connect an amplifier to almost any car stereo, even if it doesn’t have RCA outputs. You’ll get amazing sound quality, with all the crisp highs and deep bass your music deserves. It’s like giving your car’s audio system a serious upgrade!
What We Like:
- Lets you add an amplifier to almost any car stereo.
- Converts speaker wires into RCA signals for your amp.
- Creates a 12-volt remote turn-on signal automatically.
- Handles up to 55 watts of input signal, so it works with most factory radios.
- Provides excellent sound accuracy at any volume.
- Makes your music sound much better with sparkling highs and thunderous lows.
What Could Be Improved:
- Some users might want more detailed installation instructions.
- Can be slightly more expensive than basic converters.
This Kicker converter is a fantastic way to boost your car’s sound system. It makes adding an amplifier simple and unlocks a whole new level of audio enjoyment.
2. Scosche LOC2SL Line Output Converter with Remote Control Knob – 2CH High/Low RCA Converter Car Audio – Ideal for Subwoofer Amp – Line Level Converter for Car Stereo – Easy Installation – Quality Sound
Rating: 9.2/10
The Scosche LOC2SL Line Output Converter with Remote Control Knob is a fantastic tool for anyone looking to upgrade their car’s audio system. It helps you connect your factory stereo to a new amplifier, especially if you want to add a subwoofer. This converter changes the speaker signals into a format that amps can use, making your music sound much better.
What We Like:
- It’s super versatile and works with many car stereos.
- It lets you easily add an aftermarket amp without changing your whole car stereo.
- You get clearer, better sound, especially for your subwoofer.
- It’s small and tough, so it fits anywhere and lasts a long time.
- It gives you a clean, strong sound signal for your custom audio setup.
- Scosche is a trusted brand with good support and a warranty.
- The remote knob is handy for adjusting bass on the fly.
What Could Be Improved:
- The instructions could be a little clearer for absolute beginners.
- While durable, the plastic casing might feel less premium than metal.
Overall, the Scosche LOC2SL is a solid choice for improving your car’s sound. It’s a reliable way to get that extra bass and clarity you’re looking for.
3. AudioControl LC2i 2 Channel Line Out Converter with AccuBASS and Subwoofer Control
Rating: 8.5/10
The AudioControl LC2i is a fantastic tool for anyone looking to upgrade their car’s audio system. It takes the speaker signals from your factory radio, even powerful ones up to 400 watts per channel, and turns them into clean, usable signals for your aftermarket amplifier. This means you can add better speakers or a subwoofer without losing the sound quality your car’s original stereo might have. Plus, it has special tech called AccuBASS that fixes the problem where factory stereos sometimes cut out bass at higher volumes, so you get full, rich sound.
What We Like:
- It handles high power speaker signals, up to 400 watts per channel, so you don’t have to worry about damaging it.
- You get both fixed and variable outputs, giving you flexibility in how you connect your amplifier.
- The AccuBASS feature brings back lost bass frequencies, making your music sound much better.
- It has a port for an optional remote level control, letting you adjust your subwoofer volume easily from the driver’s seat.
- Its compact design makes it easy to find a spot to install it in your car.
What Could Be Improved:
- The optional remote level control is not included, which is an extra purchase.
This converter is a smart way to get better sound from your factory car stereo. It’s a solid upgrade for music lovers.
4. PAC SNI-35 Variable LOC Line Out Converter 1.2×6.25×5.9
Rating: 8.7/10
The PAC SNI-35 Variable LOC Line Out Converter is a handy tool for anyone wanting to upgrade their car’s sound system. It helps you connect your factory radio to a new amplifier. This converter changes the high-level speaker signals from your radio into the low-level RCA signals that most amplifiers need. It’s a simple way to get better sound without replacing your entire head unit.
What We Like:
- It lets you add an amplifier to your factory radio.
- It converts speaker-level output to RCA-level input.
- It uses an audio transformer to block unwanted noise.
- It helps keep the sound phase correct.
- It’s adjustable, giving you control over the output level.
What Could Be Improved:
- The dimensions (1.2×6.25×5.9) might make placement tricky in some cars.
- While it blocks noise, some users might want even more advanced noise filtering options.
This converter makes adding an amplifier much easier. It’s a solid choice for improving your car’s audio experience.
5. KICKER 46KISLOC K-Series Interconnect
Rating: 9.1/10
Want to upgrade your car’s sound system but stuck with a factory radio? The KICKER 46KISLOC K-Series Interconnect is your solution. This little converter lets you connect your existing speaker wires to an RCA input on an aftermarket amplifier. It’s designed to work with most factory radios, even those with special protection features. This means you can get better sound without replacing your whole head unit. It handles a good amount of power and gives you a strong output signal for your amp.
What We Like:
- Works with factory radios that have short circuit protection.
- Handles up to 55 watts of input power.
- Delivers a clean output of up to 8 volts.
- Provides outstanding sound quality.
- It’s very small, so it’s easy to hide.
- It’s a 2-channel converter for stereo sound.
What Could Be Improved:
- No mention of installation difficulty; might require some basic wiring knowledge.
- Specific compatibility details beyond short circuit protection aren’t readily available.
This KICKER converter is a smart way to boost your car’s audio. It makes getting that premium sound simple and effective.
Choosing the Right Line Out Converter: Your Complete Guide
So, you want to upgrade your car’s sound system, but your factory radio doesn’t have the fancy outputs you need for a new amplifier. Don’t worry! A line out converter is your secret weapon. It’s a small but mighty device that bridges the gap between your old-school speaker wires and your new-fangled amplifier. This guide will help you pick the perfect one.
What is a Line Out Converter?
A line out converter takes the speaker-level audio signal from your factory car stereo and turns it into a low-level RCA signal. Amplifiers need this RCA signal to work properly. Without it, you can’t easily add an amplifier to most factory car systems.
Key Features to Look For
When shopping, keep these important features in mind:
- Number of Channels: Most cars have at least four speakers (front left, front right, rear left, rear right). Make sure the converter has enough channels to handle all your speakers. A 4-channel converter is usually what you need.
- Built-in Remote Turn-On: Some converters have a special wire that automatically turns your amplifier on when your car stereo is on. This is super handy and saves you from wiring another switch.
- Signal-to-Noise Ratio (SNR): A higher SNR means less unwanted noise in your audio. Look for a converter with an SNR of 90dB or higher for cleaner sound.
- Frequency Response: This tells you how well the converter handles different sound frequencies (from deep bass to high treble). A wider frequency response (like 20Hz to 20kHz) is better for detailed sound.
- Power Handling: While the converter itself doesn’t handle much power, it needs to be able to process the signal from your factory radio without distortion. Check the specifications for compatibility.
Important Materials
The quality of the materials used can make a big difference.
- Circuit Board: A well-made circuit board with good solder joints ensures a reliable connection and less chance of issues.
- Wiring: Look for sturdy, well-insulated wires. Cheap wires can break easily or cause interference.
- Housing: A durable plastic or metal housing protects the internal components from damage.
Factors That Improve or Reduce Quality
A few things can make a line out converter work better or worse.
- Shielding: Good internal shielding helps prevent electrical noise from your car’s electrical system from getting into your audio signal. This means cleaner sound.
- Component Quality: Higher-quality electronic components inside the converter will result in better sound and longer life.
- Installation: Even the best converter can perform poorly if it’s not installed correctly. Make sure all connections are secure.
- Grounding: Proper grounding is crucial. A bad ground can introduce hum or buzz into your audio.
User Experience and Use Cases
Using a line out converter is straightforward once installed.
- Adding an Amplifier: This is the most common use. You connect the converter to your speaker wires, then run RCA cables from the converter to your amplifier.
- Adding a Subwoofer: If you want more bass, a line out converter lets you connect a subwoofer amplifier to your factory system.
- Improving Sound Quality: Even if you’re not adding a powerful amp, a good line out converter can give your factory system a cleaner signal, which can sometimes lead to slightly better sound.
The user experience is generally positive when you choose a quality converter and install it properly. You’ll be able to enjoy more powerful and clearer music from your car’s speakers.
Frequently Asked Questions (FAQ)
Q: What is the main purpose of a line out converter?
A: Its main purpose is to change the speaker-level audio signal from your factory car radio into an RCA signal that amplifiers can use.
Q: Do I need a line out converter if my car has RCA outputs?
A: No, if your factory radio already has RCA outputs, you don’t need a line out converter. You can connect your amplifier directly using RCA cables.
Q: How many channels do I typically need?
A: Most people need a 4-channel line out converter to connect to the front and rear speakers.
Q: What does “remote turn-on” mean on a line out converter?
A: It’s a feature that automatically turns your amplifier on and off when you turn your car stereo on and off, so you don’t have to wire a separate switch.
Q: Can a line out converter affect my car’s sound quality?
A: Yes, a high-quality converter with good shielding can improve sound quality by providing a cleaner signal and reducing noise.
Q: Is it difficult to install a line out converter?
A: Installation involves tapping into your car’s speaker wires, which can be a bit tricky. If you’re not comfortable with car wiring, it’s best to have a professional do it.
Q: What happens if I choose a cheap, low-quality converter?
A: You might experience humming, buzzing, or distorted sound. The converter might also fail prematurely.
Q: Can I use a line out converter with a factory subwoofer?
A: It depends on your car. Some factory systems use special signals for subwoofers. You might need a converter specifically designed for those systems.
Q: How do I connect the converter to my amplifier?
A: You will run standard RCA cables from the RCA outputs on the line out converter to the RCA inputs on your amplifier.
Q: Will a line out converter work with all car stereos?
A: Most line out converters work with most factory car stereos. However, some very new or complex systems might have unique wiring that requires a specific type of converter.
In conclusion, every product has unique features and benefits. We hope this review helps you decide if it meets your needs. An informed choice ensures the best experience.
If you have any questions or feedback, please share them in the comments. Your input helps everyone. Thank you for reading.





