STEG BM4C – Two-Way 4" Car Audio Component Speaker Set
STEG BM4C – Two-Way 4" Car Audio Component Speaker Set is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
Order processing time
In stock items
Orders for in-stock items are processed within 1 – 5 business days (excluding weekends and holidays) after receiving your order confirmation email. You will receive another notification when your order has shipped.
Pre-order
If you have placed an order for a pre-order item, please note that your order will not be processed until the release date of the product. We will process your order and ship it to you as soon as the product becomes available.
For any questions or concerns about your pre-order feel free to contact us at any time.
Items availability
If you have ordered multiple items, including pre-order items, we will hold your order until all items are available for shipment. If you wish to receive your in-stock items sooner, please place a separate order for those items.
We may cancel your order if the item(s) is out-of-stock and is no longer available. You will receive an email if your complete order is canceled.
In the situation that part of your order is out-of-stock, we will remove the out-of-stock item(s) from your order and we will ship the remaining item(s). You will not be charged for out-of-stock items ordered, and will be informed by an email notification.
If any items in your order require customization or are on backorder, we will contact you with an estimated delivery date.
Tracking your order
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STEG BM4C – Two-Way 4" Car Audio Component Speaker Set
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STEG BM4C – Two-Way 4" Car Audio Component Speaker Set
Upgrade your BMW audio experience with the STEG BM4C, a 4” two-way component speaker set crafted in Italy for precision, clarity, and effortless OEM integration.
Developed after years of acoustic engineering and extensive listening tests, the BM4C delivers the warmth, depth, and realism of a live concert — transforming your factory system into a true hi-fi sound stage without altering your vehicle’s original wiring or design.
Key Features
- 4" 2-Way Component System – Dedicated midrange and tweeter for accurate imaging and separation
- Power Handling: 30W RMS / 55W Max
- Frequency Response: 90 Hz – 22,000 Hz
- Sensitivity: 88–91 dB | Impedance: 4 Ω
- Woofer: Paper cone with rubber surround for natural tone and deep bass
- Tweeter: Titanium and silk dome for smooth, detailed treble
- Plug & Play Fitment – Designed for BMW factory speaker locations, no cutting or modification required
- Compact & Durable Design – Ideal for direct OEM replacement or DSP-enhanced systems
- Made in Italy – Engineered with premium materials and artisanal craftsmanship
Precision Italian Sound
The BM4C embodies STEG’s passion for authentic, high-fidelity sound.
Its lightweight paper cone and titanium-silk tweeter work together to reproduce midrange warmth and shimmering highs with stunning detail.
Thanks to its perfectly tuned crossover network and robust magnetic structure, the BM4C offers tight bass, lifelike vocals, and an immersive soundstage that rivals premium studio monitors — all while retaining factory aesthetics.
Whether powered by a factory head unit or a DSP amplifier, the BM4C brings out every nuance of your music, offering a listening experience worthy of the STEG name.
📦 Available for shipping Australia-wide or professional installation at MC Audio Sydney, official STEG distributor.
