【10cm 2-Way Speakers for BMW 3 Series｜Ci3 C100.2FM-S3+CFMK-100 BMW.3】

This 10cm 2-Way coaxial speaker is designed for those who want to replace the factory speakers in the BMW 3 Series to hear vocals and instrument sounds a bit more clearly.

Ci3 C100.2FM-S3 combines a 20mm titanium dome tweeter with a midrange/woofer using a cenospheres-coated paper cone. It is configured to make it easier to reproduce fine high-frequency details, so changes in vocal contours and the initial attack of instruments are more noticeable compared with the factory speakers.

If, while listening to music during your drive, you feel that “the sound is muffled,” “vocals seem pushed back,” or “you can’t easily make out the finer details unless you turn the volume up,” one approach is to start by replacing the front speakers first. Because it uses a 10cm size, it won’t drastically change the soundstage inside the cabin, and it suits those who want to increase the amount of sonic information while still taking advantage of the factory system.

Equipped with a magnetic circuit using a 25mm voice coil and a high-efficiency magnet, it precisely controls speaker movement. Since a dedicated mounting bracket is included, it comes as a set that makes it easier to consider upgrading to the BMW 3 Series.

However, even with the same speakers, the final result will vary depending on the vehicle specifications, installation conditions, and how it pairs with the factory system. It’s important not only to replace the speakers, but also to check the mounting method, any surrounding processing, and the volume balance after installation.

If it were me, I would first confirm the factory audio specifications of your exact car and your current concerns about the sound, then decide whether to proceed with speaker replacement alone or to adjust other parts as well. Without forcing a move to a bigger system, I’ll propose the right configuration while asking how you want to enjoy your current BMW.

■ Main Specifications / Specs

【Basic Information】
Product name: Ci3 C100.2FM-S3+CFMK-100 BMW.3
Type: 10cm 2-Way coaxial speakers
Purpose: Speaker replacement for BMW 3 Series
Mount: Included

【Speaker Configuration】
Tweeter: 20mm titanium dome diaphragm
Midrange / Woofer: Cenospheres-coated paper cone
Voice coil: 25mm diameter
Magnet: Neodymium magnet

【Installation Related】
Compatible: FlexMount100
Compatible: FlexConnect
Included: UniversalFlexMount100 adapter
Included: FlexConnect adapter (Type A)

There are things to check depending on the vehicle model year and factory audio specifications. If you’re considering a speaker replacement for your BMW 3 Series, please consult us together with your current audio concerns. Let’s think together about the best way to install it for your car.