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Helix  |  SKU: HELIX-CI7M100FM-S3

HELIX Ci7 M100FM-S3 – 4" Midrange Speaker Pair, FlexMount | 3Ω

$75000
Tax included Shipping calculated at checkout.

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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

Once your order has been shipped, you will receive a shipping confirmation email with a tracking number. You can use the tracking number to monitor the status of your shipment.

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HELIX Ci7 M100FM-S3 – 4" Midrange Speaker Pair, FlexMount | 3Ω

The HELIX Ci7 M100FM-S3 is a premium 4” midrange speaker pair from the HELIX COMPOSE i7 series, designed to deliver uncompromising audiophile-grade clarity and dynamics. Developed in Germany under the motto “inside the vehicle, for the vehicle”, the Ci7 M100FM-S3 combines innovative materials and smart engineering for seamless OEM integration and exceptional performance.

  • 4” Hi-End Midrange Drivers – Perfect for reproducing vocals and instrument detail with precision
  • HELIX COMPOSE Platform – Combines universal flexibility with vehicle-specific installation options
  • FlexMount100 Technology – Allows OEM-optimised fitment with custom adaptor rings
  • High-Efficiency 3Ω Design – Maximises amplifier performance with HELIX & MATCH DSP amps
  • Premium Construction – UHD (Ultra-High Damping) cone with polymer composite basket for rigidity & low resonance

With its compact design, advanced 3Ω voice coil, and UHD cone technology, the Ci7 M100FM-S3 ensures fast transient response, accurate midrange reproduction, and minimal distortion. Perfectly matched with HELIX tweeters, woofers, and amplifiers, it forms the ideal foundation for a high-end car audio system.

Engineered for modern vehicles, the FlexMount system ensures seamless installation in OEM locations, while ProConnect terminals provide a secure and professional-grade wiring solution – fully Plug & Play with HELIX WireKits.



📦 Available for shipping Australia-wide or expert installation at MC Audio Sydney, authorised HELIX & MATCH dealer.

HELIX Ci7 M100FM-S3 4” hi-end midrange speaker pair with FlexMount | 3Ω – installed by MC Audio Sydney

High Performance

Our expert team offers a wide range of services, from speaker replacements and DSP amplifier integration to complete soundproofing. Whether you're looking for bass-heavy subwoofers or seamless Android Auto integration, we've got you covered.