It’s been over a year since Sony launched their first Mobile ES subwoofer – the XS-W104ES. The big brothers to this amazing driver are now available in the form of the 12-inch XS-W124ES and XS-W122ES drivers. Rated to handle 500 watts of power and designed to sound great in either sealed or vented enclosures, these Read More…
Product Spotlight: RDV Automotive Technology Streamer
Have you ever been waiting to pick someone up from work or school and wished you could watch a video on the screen in the dash of your car or truck? If the radio in the vehicle has Apple CarPlay with a USB connection, the RDV Automotive Technology Streamer is the perfect solution. This simple Read More…
Product Spotlight: Sony XAV-AX6000 Automotive AV Receiver
Hundreds of audio-video receiver options are available to upgrade your car’s or truck’s entertainment system. Selecting one that’s easy to use, reliable and sounds great is no easy task. The car audio team at Sony has combined the most sought-after features with state-of-the-art technologies to create the XAV-AX6000 digital media receiver. This radio includes wireless Read More…
Understanding Light Color and Illumination
We took our first look at measuring light sources a while back as our first step toward understanding the differences in automotive headlight options. In this article, we’ll provide a practical demonstration of why it’s crucial for the lighting on your car, truck, motorcycle, ATV or side-by-side to emit light that covers the entire color Read More…
Single Amplifier Distortion Specs Make No Sense
Have you ever looked at something and thought you were only getting part of the story? Many previous articles have discussed amplifier distortion at length but haven’t delved into how power output levels and frequency affect distortion measurements. If you’re looking for the best amplifier for your car audio system, especially for midrange drivers and Read More…
Let’s Talk About Car Audio Midrange Speaker Aiming and Directivity
Not too long ago, we looked at the physics surrounding car audio tweeter directivity and why tweeters must be pointed toward the listening position. If you haven’t read that article, it established a foundation for understanding the need to aim midrange speakers. If you’ve seen people using towels, laser pointers or modelling clay to test Read More…
Do Shallow Subwoofers Work Better in Small Enclosures?
There seems to be some misunderstanding about the relationship between subwoofer mounting depth requirements and performance relative to enclosure volume. We constantly see enthusiasts talk about having a 10-inch shallow sub mounted under a car or truck seat. Their expectation is full-size subwoofer performance without the need for a large enclosure. Let’s do a few Read More…
A First Look at Car Audio Speaker Distortion
If you’ve been a reader of BestCarAudio.com, you know we’ve published a lot of articles about distortion. We include detailed measurements of harmonic and intermodulation distortion in our Test Drive Reviews to help show you the quality and performance differences between products. In this article, we’ll make a series of speaker distortion measurements using our Read More…
Preparing Yourself and Your Vehicle for a Car Audio Installation
If you’ve scheduled an appointment with a local specialty mobile enhancement retailer to have your car or truck upgraded, there are a few things you’ll want to know to make the most of this opportunity. Whether the upgrade involves a new set of speakers, a multimedia receiver with a backup camera or a remote car Read More…
Car Audio Subwoofer Amplifier Strapping
Let’s say that you are building a car audio system intended to produce as much bass as possible. In that case, you are going to need subwoofers capable of handling vast amounts of power. You’ll also need amplifiers capable of pushing those subwoofers to their limits. It’s not uncommon to see cars and trucks with Read More…
Product Spotlight: RDV Automotive Technology CarPlay and Android Auto Upgrades
No technologies have made a more significant impact on drivers’ productivity and safety while behind the wheel than Apple CarPlay and Android Auto. Unfortunately, not all cars, trucks or SUVs come with these smartphone integration solutions. RDV Automotive Technology offers solutions to add Apple CarPlay and Android Auto to many Porsche, Audi, BMW, Mercedes-Benz, Lexus Read More…
Your Installer Should Aim Your Car Audio Tweeters
The staff here at BestCarAudio.com look at dozens of installation photos each day and continue to see tweeters that aren’t installed in a way that will maximize the listening experience. Our goal is to help consumers get the best performance possible from their car audio system upgrades, so we’re going to perform two tests to Read More…
Product Spotlight: Compustar Q9 with LTE Remote Starter
Two-way remote car starters and security systems help to ensure that you always know what’s happening with your car or truck. Remote controls that include an LCD screen make it quick and easy to know whether the doors are locked or the engine is running. Compustar’s Q9 remote kit consists of a two-way LCD remote Read More…
A Look at Series and Parallel Subwoofer Wiring
It seems do-it-yourself installers have taken a liking to our discussion about wiring multiple subwoofers to a single amplifier. The popularity makes sense, since many car audio enthusiasts aren’t familiar with series and parallel wiring. A question came up on Facebook a few weeks ago asking if it was better to wire a pair of Read More…
Midlothian Jeep Wrangler Radio and Sound System Upgrade
A client from here in Midlothian recently contacted Extreme Audio to ask about upgrading his 2019 Jeep Wrangler High Tide with one of the Alpine Restyle source units. As luck would have it, we had just completed a sound system upgrade on a similar vehicle. We invited the client to drop by our store to Read More…
Product Spotlight: Sony XAV-AX4000 Digital Multimedia Receiver
Over the last few years, Sony’s multimedia receivers have become increasingly popular. As more units have sold, retailers have asked for iDatalink Maestro integration, USB-C support and powerful sound customization. With Sony’s new XAV-AX4000, those requests and more have been fulfilled. Let’s look at what this sleek and impressive car audio source unit offers. Clean Read More…
Charlotte 2014 Audi RS7 Is Outfitted with Apple CarPlay
A client from Charlotte, NC, recently contacted Extreme Audio about adding Apple CarPlay to a 2014 Audi RS7. He was in the process of purchasing the Audi from someone in New York, and it had everything he wanted except Apple CarPlay. He did a quick Google search and we were the first result (we do Read More…
What Is the Big Three Electrical Upgrade?
We were recently at an event that was hosting a mobile audio system SPL competition. If you aren’t familiar with this sort of thing, it’s a contest to see who has the loudest stereo. We aren’t talking about cranking the dial on the factory radio. Instead, some of these folks build steel and concrete reinforced Read More…
The Car Audio Distortion Food Chain
When it comes to expressing the quality of an audio system component, the amount of distortion it adds to a signal is the defining factor. In this article, we’ll talk about how much distortion each part of an audio system adds – so that you can target your budget for the greatest benefit. We’ll rank Read More…
Car Audio Speakers Aren’t Resistors
A while back, we took a quick look at how alternating current (AC) signals in our car audio systems work. While the amount of work done by an AC voltage source can be the same as that of a direct current (DC) source, the changes in current flow direction add complications. In this article, we’ll Read More…
Choosing the Best Speakers To Upgrade My Car Stereo System
When upgrading your car stereo, speakers are the only link between your electronics and your ears. Unfortunately, low-quality speakers connected to the best amplifiers and source units in the world will still sound mediocre at best. In this article, we’ll take a look at the classes of speakers available for your car or truck. In Read More…
Premium Stereo System Upgrade for Richmond Corvette
A client from Richmond recently contacted the Extreme Audio team to ask about upgrading the stereo system in his 2019 Chevrolet Corvette Z06. The client wanted the system to play louder, be much clearer and have a subwoofer to reproduce bass that was fun. One of our product specialists inspected the vehicle and worked with Read More…
Product Spotlight: Sony XM-4ES Mobile ES 4-Channel Power Amplifier
The addition of amplifiers to Sony’s Mobile ES line means that every component in a premium car audio system can come from this prestigious series. Our second amplifier spotlight focuses on the compact and powerful XM-4ES four-channel amplifier. Let’s see what Sony’s development team has created! Sony Mobile ES XM-4ES Amplifier Specifications The XM-4ES can Read More…
Does the Location of the Subwoofer in Your Car or Truck Matter?
If you look in the back of a friend’s car or SUV, you’ll find there are a few common traits when it comes to subwoofer system installation. For larger enclosures, the subwoofers are usually mounted behind the seat and fire rearward. For single-sub systems, many installations feature the drivers mounted in an enclosure that fits Read More…
Product Spotlight: Sony XM-1ES Mobile ES Mono Power Amplifier
The team here at BestCarAudio.com has been privileged to follow the introduction of new, high-performance car audio components in the Sony Mobile ES line. From their impressive speakers and subwoofers to the genuinely outstanding XAV-9500ES source unit, each solution has delivered exceptional performance and value. For 2022, Sony has added three amplifiers to the Mobile Read More…
Car Audio Myths: Does Stuffing a Subwoofer Enclosure Make It Seem Larger?
There are a lot of theories around the benefits of adding stuffing to a sealed subwoofer enclosure. Most contend that stuffing makes the enclosure behave as though it is larger, allowing the woofer to play louder at low frequencies. If this is true, then adding stuffing seems like a great idea. While creating many of Read More…
Product Spotlight: Sony Mobile ES XS-690ES and XS-680ES Speakers
Consumer reception of the new Sony Mobile ES speakers has been incredible. These solutions were designed to offer benchmark performance at very accessible price points. A while back, we looked at the 6.5-inch component set and coaxial speakers. In this BestCarAudio.com spotlight, we’ll check out the features of the XS690ES 6-by-9 and the XS-680ES 6-by-8-inch Read More…
What Happens When You Use Undersized Car Audio Power Wiring?
Having your local specialty car audio retailer install an amplifier in your car or truck is a great way to improve the performance of your audio system. The extra power will allow you to turn the volume up higher to extract more from your speakers. If you have a subwoofer installed, you’ll need to choose Read More…
Product Spotlight: Sony Mobile ES XS-160ES and XS-162ES Speakers
In the first week of May 2021, Sony Electronics introduced its new Mobile ES series of speakers and subwoofers. If you’ve been into the car audio industry for a while, then you’ll recognize the Mobile ES (Elevated Standard) name from classic products like the CDX-X90 CD player. The new Mobile ES speakers include 6.5-inch coaxial Read More…
Benefits and Drawbacks of Inverting Your Car Audio Subwoofers
When designing a car audio subwoofer system, the Product Specialist and Installer you’re working with have two options for mounting subwoofers in your enclosure. There is, of course, the typical method with the motor assembly and basket inside the enclosure. With that said, many installations have the subwoofers mounted upside down, or as many call Read More…






























