This is a reference price as no car model has been selected.

Basic installation fee for a new subwoofer (original position replacement) and separate amplifier purchased from our store.

Keep the original feel as it is, and add a solid sense of depth to the sound from the ground up.

【Adjusting With a OEM-Position Replacement Woofer + Installing a Separate Amplifier for Easy-to-Listen Bass】

You want to review and improve the quality of the bass while keeping the OEM look and usability as-is.
If so, the combination of an OEM-position replacement woofer + installing a separate amplifier is a great fit.

Because this configuration is designed to fit in the OEM position, it’s easy to refine the thickness and definition of the bass without dramatically changing the overall atmosphere in the cabin.
And by pairing it with a separate amplifier, the bass is more likely to come together in a consistent way—so you can feel not only the drive of the track, but also how well the sound is unified.
This menu’s strength is that it’s not just about adding more quantity; it helps you move toward bass that’s less prone to “boomy” muddiness and easier to listen to without fatigue.

With the system left as-is, it’s a bit lacking—but not enough to warrant a major overhaul.
This approach matches that need well, and even on your commute or everyday drives, the impression of your usual songs starts to change little by little.
Because it’s easier to tune the bass so it doesn’t get in the way of vocals or other instruments, it’s also a combination you can recommend to anyone who wants to enjoy music comfortably as a whole.

At Log On, we guide you by considering compatibility with your vehicle model, how it connects with the OEM audio, and how cohesive the sound will be after installation.
Even with the same woofer, the final result can vary significantly depending on how it’s installed and how the amplifier is matched—so the value of trusting a specialty shop is that they can think through all of that.
If you want more bass but don’t want it to feel overdone, it’s reassuring to proceed while organizing the direction to match your vehicle.

Since the required configuration and installation conditions vary by vehicle, we will recommend the optimal method after confirming with the actual vehicle.
If you’d like to take the bass quality up one more level, please feel free to consult us first.

List price¥ 0 (Tax included)