【Bringing Your Own Front Speakers Replacement | Separate-Type Installation Work】

Even if you’ve taken the time to choose your front speakers, simply swapping them for the stock parts may not fully bring out their true potential.

With a separate type, the woofer on the door side and the tweeter on the cabin/interior side are installed separately. As a result, the cohesion of the sound and how easy it is to listen can change depending on the mounting position, the way they are fixed, and how the wiring is routed and organized.

In this installation menu, we mount the separate-type front speakers you’ve brought, while checking the vehicle structure and the speaker specifications, so that they are installed in a form that’s easy to use in everyday life.

Scope of Work

In principle, the work is carried out as follows.

• Install the woofer on the door side
• Install the tweeter on the interior/cabin side
• Install the passive network
• Route and process wiring according to the vehicle
• Check to minimize interference with the interior trim and to prevent unwanted noises
• Confirm sound output after installation

The woofer on the door side is fixed in accordance with the vehicle’s installation conditions. For the tweeter, we consider not only appearance, but also sound connection and listening ease when deciding its position.

If the speaker includes a passive network, we install it together in a location that will make inspections and future adjustments easier, depending on the vehicle and product configuration. The exact mounting method is determined after checking the available space in the vehicle and the shape of the interior.

Replacing a Stock Speaker Changes the Sound Impression

When you replace front speakers, it’s not just that the volume gets louder—the way you hear the music itself changes.

For example, many people notice changes such as:

• Vocal positioning becomes easier to understand
• Instrument sounds blend less
• High frequencies don’t feel “muffled” and extend naturally
• The outline of the bass becomes easier to hear
• The sound becomes easier to hear not only from your feet, but also from in front

Especially with separate types, the sound impression changes depending on the tweeter’s orientation and height. If the high frequencies are too strong, it can lead to listening fatigue. And depending on the placement, the connection with the woofer can sometimes feel unnatural.

If it were me, I wouldn’t decide the mounting position based on appearance alone—I’d prioritize how natural it sounds when you actually listen to music inside the car.

Because They’re Bring-In Speakers, Pre-Installation Checks Are Important

Even if the speaker size seems like it will fit, it doesn’t necessarily mean it can be installed as-is.

The required work changes depending on factors such as the vehicle-side mounting shape and depth, the available space inside the door, the tweeter mounting method, and where the network can be installed.

If an aftermarket audio system, amplifier, or other components are already installed, it’s also necessary to check the existing wiring and any past modifications. Depending on the current condition, there are cases where it may be better to change the planned method.

That’s why, for bring-in speaker installations, we don’t finalize the scope of work based on the product name alone. We check the vehicle and the speaker specifications first, and then guide you with a realistic installation approach.

We Aim for Installations That Are Hard to Regret Later

With speaker replacement, it’s important not only to handle the visible parts, but also the parts hidden inside the interior.

If the wiring routing or fixing method isn’t appropriate, it can lead to unwanted noises, poor contact, or interference after reinstalling the trim. It can also make future inspections or specification changes difficult to perform.

At Logon, we organize the installation details while considering not only changes in sound, but also everyday usability and serviceability. Even if you plan to add components such as an amplifier or DSP in the future, we’ll discuss together whether you can build a configuration that won’t be forced right now and will be easier to modify later.

Suitable for People Like These

• People who feel the stock speakers don’t quite satisfy their sound expectations
• People who want their self-chosen speakers installed properly
• People who are unsure about separate-type installation methods
• People who want to be particular about the tweeter’s position and appearance
• People who want to confirm how the system will work together with an existing audio setup
• People who want to consult us about the sound and usability after the replacement

Bring-in installation isn’t a job where you’re done just by fixing the product. Even with the same speakers, the impression of the finished result changes depending on how they are fitted into the vehicle, how the wiring is processed, and what’s confirmed after installation.

Let’s sort out, together, the best way to make the speakers you chose work without forcing them—matched to your vehicle and how you use it. Koichi