







Focal IS BMW 100L Inside Series Direct Fit Select BMW Mini Component Speakers
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The Focal IS BMW 100L is a 4-inch 2-way component speaker kit from the Inside Series, designed to direct-fit select BMW and Mini models using BMW-specific connectors — no wire cutting or vehicle modification required.
This listing is for the IS BMW 100L component speakers. The Inside Series for select BMW and Mini is also available as the Focal IC BMW 100L coaxial version.
Vehicle fitment varies by model. Check your vehicle compatibility by contacting us before ordering.
Key specifications
- Size: 4-inch component system (two woofers, two tweeters, two crossovers)
- Power handling: 40W RMS (80W peak)
- Impedance: 4 ohms
- Frequency response: 80Hz to 23kHz
- Sensitivity: 89.5dB
- Tweeters: aluminium/magnesium inverted dome
- Crossovers: in-line with tweeter level control (0, -3dB)
- Top mount depth: 1-7/16"
- Grilles: not included
2-Way Component Kit
A direct-fit upgrade for select BMW and Mini models, replacing factory speakers without cutting wires or modifying your vehicle.
Focal Inside for BMW and Mini
The IS BMW 100L uses a neodymium motor and Focal's aluminium/magnesium inverted dome tweeter for high power handling and accurate treble. All mounting accessories needed for a clean, factory-style installation are included in the box.
- Quick installation
- No wire cutting, no modification required
- 100% compatible with your vehicle
- Sound quality superior to the original factory speakers
- Mounting accessories included
Explore the full range in Mini Speaker Upgrades.
Specification
| impedance | 4 ohms |
|---|---|
| power handling | 40 watts RMS (80 watts peak) |
| frequency response | 80-23,000 Hz |
| sensitivity | 89.5 dB |
| top mount depth | 1-7/16" |
More specs
| |
What's Included
- ISBMW100L Woofers
- T BMW inverted dome tweeters
- Tweeter brackets
- Tweeter crossovers
- Two 14" Lengths of speaker wire (OEM harneses on both ends)
- User manual (English/ French/ German/ Italian/ Spanish/ Portugese/ Dutch/ Polish/ Russian/ Chinese/ Korean/ Japanese/ Arabic)
- Focal window sticker
- Adhesive backed Focal Inside badge
Focal
About the Focal IS BMW 100L
From our tech experts at CEN
The Focal IS BMW 100L is a 4-inch 2-way component speaker kit from the Inside Series, designed for direct-fit installation in select BMW and Mini models. It includes two Polyglass woofers, two aluminium/magnesium inverted dome tweeters, and two in-line crossovers with tweeter level control. Power handling is 40W RMS and sensitivity is 89.5dB.
Who it suits
These suit BMW and Mini owners seeking a factory-style audio upgrade without cutting wires or modifying the vehicle. The included OEM harness connectors make the swap clean and reversible. Drivers wanting to explore a wider range can browse the full Focal speaker collection.
Our tech experts advise
Vehicle compatibility varies by model, so contact us to confirm fitment before ordering. The top mount depth is 1-7/16 inches; grilles are not included, so factor that into your install plan. Installation is priced per vehicle — see our Nottingham car audio fitting page for details.
Explore the full Focal range at CEN, with fast UK dispatch and expert advice from our Nottingham team. Shop all Focal
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Have it Fitted By Our Team
Our team fits car audio, stereos, dash cams and vehicle security at our workshop in Beeston, Nottingham. Tell us your vehicle and we'll confirm the parts and a fitted price.
- 1
Tell us your vehicle
Make, model and year, and what you'd like fitted.
- 2
We confirm the parts
Fascia, wiring and interfaces checked for your car, with a fitted price.
- 3
Fitted at our workshop
Bring it to our Beeston workshop and we do the rest.
Unit 25 Technology Drive, Beeston, Nottingham NG9 1LA

Plug & Play Kits
Configure the solution best suited to your needs in just a few clicks.
Focal Inside Series
The Focal Inside offer is aimed at all drivers wishing to replace their car's original system with a hi-fi quality Plug & Play solution that integrates easily, without modifying the interior. Different configurations are available by brand (over 50 brands), by car model (1000 vehicle models).
Focal Car Audio
Deliver exceptional sound clarity and precision for your vehicle.
Frequently Asked Questions
Q: Will these speakers fit my car?
A: Most car speakers are standard sizes, but mounting depth and fitting rings vary by vehicle. Check the size in the Specification tab against your vehicle, or contact CEN with your registration and we will confirm fitment and any adapters or fitting kits you need.
Q: Do I need an amplifier to run these speakers?
A: Not always. Most speakers will run from a standard head unit, but a dedicated amplifier lets them perform at their best, particularly for component sets and higher power handling models. The RMS figure in the Specification tab is the guide to how much clean power they can use.
Q: What is the difference between coaxial and component speakers?
A: Coaxial speakers combine the tweeter and woofer in one unit for a simple like-for-like upgrade. Component sets separate the tweeter and woofer with a crossover for better imaging and detail, and suit installs where sound quality is the priority.
Q: Do these come as a pair?
A: Unless stated otherwise, car speakers are sold in pairs. Check the product title and What's Included tab, which lists exactly what is in the box.
Q: Can CEN fit these speakers for me?
A: Yes. CEN offers professional installation from our Nottingham premises. Contact us to book an installation slot or ask for a fitting quote.
Q: Do I need to cut any wires to fit the Focal IS BMW 100L?
A: No. The kit uses BMW-specific wire connectors and includes two lengths of speaker wire with OEM harnesses on both ends, so it plugs into compatible BMW and Mini vehicles without cutting or modification.
Q: Can I adjust the tweeter level on the IS BMW 100L?
A: Yes. The in-line crossovers include tweeter level control with 0 and -3dB settings.
Q: Are grilles included with the Focal IS BMW 100L?
A: No, grilles are not included. The kit includes the woofers, inverted dome tweeters, tweeter brackets, tweeter crossovers, OEM-harness speaker wires, user manual, a Focal window sticker and a Focal Inside badge.
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