【BMW Dedicated 2-Way Speaker BM 100 NS｜Refine Sound Contours by Replacing OEM Speakers】

You want your BMW’s factory audio to bring out vocal voices and instrument sounds a little more clearly. Even on long drives, you want to enjoy music comfortably.

For those people, this is the 10cm separate 2-way speaker “BM 100 NS”, a model dedicated to BMW.

This compact speaker uses a neodymium magnet. It’s sized to fit easily in limited spaces, yet it features a separate configuration that divides the tweeter and woofer. Because it’s easier to organize where the sound comes from and what each driver is responsible for, it’s a model worth considering if you want vocal and mid-to-high frequency expression to sound a bit more precise.

However, simply replacing the speakers won’t produce the exact same sound. BMW’s system configuration varies depending on the specifications and grade of the OEM audio, so the final result also changes based on the vehicle combination and installation method. While checking the condition of the mounting area and how well it matches the factory system, it’s important to consider not only the speaker replacement but also—if needed—the processing on the door side and sound adjustments.

If it were me, I’d first listen to your dissatisfaction with your current sound, and then determine whether this speaker is a good fit. The best configuration to choose depends on what you want—more emphasis on bass, vocals that are easier to listen to, or enjoying fine details without turning up the volume.

If you’re considering replacing your BMW speakers, let’s sort out a no-stress system together while confirming your vehicle model, model year, and the specifications of your OEM audio.

Main Specifications / Specs

【Basic Information】
Product name: BMW Dedicated 2-Way Speaker BM 100 NS
Type: 100mm 2-Way Separate Speaker
Intended use: BMW dedicated model

【Performance】
Reproduction frequency range: 80Hz–30kHz
Rated input: 50W
Input impedance: 2Ω
Sensitivity (sound pressure level): 90.3dB

【Structure / Mounting Dimensions】
Magnet: Neodymium
Mounting cutout diameter: 93mm
Mounting depth: 41mm

*Depending on the BMW model, model year, and OEM audio specifications, installation methods and required parts may differ. We guide you on compatibility and installation details after checking the actual vehicle.

Shop owner Ko-mizo (KOMIZO)