【KICKER KSC504 10cm Coaxial Speakers】

The sound from the factory speakers just doesn’t feel like enough.
But you don’t want to make big modifications.
That’s exactly what Kicker KSC504 is for.

Even in the small 10cm class, the amount of musical information and overall listenability change noticeably.
While it has the energetic, lively character you’d expect from KICKER, the KS series is designed so the treble is less likely to feel harsh against the ears, making the contours of vocals and instruments easier to hear. It’s a model that helps you feel the difference even on short commutes or errands, and it’s also easy to build for fatigue-free listening over long periods.

With an internally damped polypropylene woofer and a rubber surround, it’s easy to reproduce sound naturally from the midrange down to the bass foundation, while the high frequencies are extended smoothly by a silk dome tweeter.
One of the main attractions of the KSC504 is that it’s easier to suppress common gripes with factory speakers—such as muffled sound, recessed vocals, and the impression that it gets noisy when you turn the volume up.

In addition, this model is also a key point for its thin, space-saving design.
Because the installation depth is shallow and the tweeter protrusion is kept to a minimum, it’s a type that’s easier to choose even for cars with limited space. When you’re considering installing it in the factory location, this “fit-and-finish” matters more than you might think. Speaker upgrades affect not only performance, but also how cleanly and comfortably they can be mounted—ultimately changing the final result and satisfaction.

At Logon, we don’t just stop at “swapping it in.”
We carefully handle everything from the installation method to wiring treatment and how to secure the speakers, taking into account each vehicle’s door structure and compatibility with the factory head unit.
Even with the same speaker, the way the sound comes together can change based on installation stability and even small gap treatments, and the way it sounds can vary greatly with adjustments matched to how you play it.
Avoiding the “it’s installed, but it didn’t change as much as I expected” outcome is a major benefit of having a specialist shop do the work.

The KICKER KSC504 is a very realistic and easy-to-choose option for those who:
・Want to feel a clear change from the factory speakers
・Want a model whose high frequencies aren’t too harsh
・Are concerned about installation space
・Want to start with a replacement first

Because installation requirements—and even the presence or absence of minor machining or parts—can affect the final result depending on the vehicle, it’s actually safest to check per vehicle.
With Logon, based on your vehicle and your current system, we can guide you through a reasonable installation approach and even how to achieve a cohesive sound.
It’s also a model that’s easy to move forward with while consulting, even for a first-time speaker replacement.

For those seeking this kind of change

• You feel the factory sound is thin or muffled
• You want vocals to be easier to hear
• You want to enjoy listening comfortably even at low volume
• You want a natural finish using the factory positions in the door or dash
• You want a satisfying replacement without spending too much first

Points where you’ll notice a difference with installation and tuning

The KSC504 is a speaker that’s easy to adopt size-wise, but it can also give a different impression depending on the condition of the mounting surface and how the surrounding gaps are treated.
That’s why it’s important not just to swap them, but to mount them properly according to the conditions of the vehicle.

At Logon, we finish the work with an emphasis on creating a state you can use for a long time with peace of mind—down to the processing of unseen areas and how the wiring is bundled.
If needed, we can also consult on deadening or system upgrades, but we won’t force the conversation; instead, we’ll propose based on how to best take advantage of this speaker first.

Summary

The KICKER KSC504 is a well-balanced 10cm speaker aimed at people who want to feel the difference in sound through a factory-speaker replacement.
Not flashy, but it definitely changes things.
That “just right” quality is the strength of this model.

By looking at installation conditions for your specific vehicle and compatibility with your current audio system, you can make a choice that leads to fewer regrets.
It’s also okay if you’re at the stage of thinking, “I want to consult including whether it will suit my car.”
With Logon, we’ll guide you with your satisfaction after installation in mind.

■ Main Specifications / Specs

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【Basic Information】
Product name: KSC504
Brand: KICKER
Type: 10cm coaxial speakers

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【Performance】
Recommended input: 15–75W
Tweeter: Silk dome
Woofer material: Polypropylene
Surround: Rubber

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【Installation / Fit】
Installation depth: Less than 2 inches
Tweeter protrusion: Less than 1mm
Feature: Thin design
Fit: Designed to be easy to match many vehicle models
Grille: Compatible with KSC5G grille

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*Organized based on manufacturer-published information