BMW F22 F30 F32 F80 M3 F82 M4 LCI 1 Horn Low Pitch Tone Signal Fanfare 7400706

BMW F22 F30 F32 F80 M3 F82 M4 LCI 1 Horn Low Pitch Tone Signal Fanfare is an original component from the Horns category, designed for BMW F-series models with the LCI facelift. The low-pitch acoustic signal provides a clear, audible warning on the road while maintaining BMW's factory acoustic characteristics. This is the ideal solution for users who expect consistency with the vehicle's electrical system and predictable performance in daily operation.

Specifications and technical data

• SKU: 7400706-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7400706
• Substitutable numbers: 61337400706, 7400706, EM
• Category: Horns

Purpose and compatibility

The presented low-pitch horn is designed for BMW F22, F30, and F32 platforms, as well as the performance-oriented F80 M3 and F82 M4 models after the LCI facelift. This ensures a perfect fit for the electrical architecture of these models and correct placement of mounting points in the front compartment. Using an original horn allows you to maintain consistency with the factory sound signal control system and avoid issues with incorrect impedance or excessive current draw.

Characteristics of the low-pitch horn signal

The low-pitch horn in a BMW is responsible for generating a deeper, more massive sound, which, when combined with the high-pitch signal, creates a characteristic and easily recognizable warning message. Using an original component:

• ensures a stable volume level across the full voltage range of the vehicle's electrical system,
• maintains the correct frequency response, consistent with BMW's factory specifications,
• reduces the risk of electrical system interference and onboard system errors.

As a result, the sound signal remains clear in both city traffic and on highways, which translates into safe and predictable communication with other road users.

Advantages of using an original BMW horn

Choosing an original low-pitch horn for a BMW F-series offers a range of practical installation and operational benefits:

• Factory fit – appropriate connectors, correct polarity, and mounting geometry facilitate installation in place of the old component.
• Consistency with safety systems – the signal works with the factory steering wheel button and control systems without the need for electrical modifications.
• Predictable performance in road conditions – stable operation across a wide range of temperatures and humidity levels typical for vehicle use.

This solution is particularly beneficial for users who want to restore full functionality of the sound signal after a failure or damage, without experimenting with replacements of uncertain parameters.

Condition and use in vehicle service

The component comes from the secondary market, which allows for an economical repair of the sound signal system while maintaining the manufacturer's original specifications. This type of horn is suitable both for standard replacement of a damaged part and for comprehensive service work in the front of the vehicle, where it is necessary to restore the full functionality of the electrical equipment.

Expanding the BMW sound signal system

If you are planning a comprehensive repair or upgrade of the front area of your BMW and need other elements from the same group, such as additional horns, brackets, or wiring harnesses, check out the available parts in the BMW Horns category.

For users interested in a broader approach to selecting used components for their car, including electrical elements and accessories, the article discussing the differences in the construction of stock and modified systems as well as the principles of safely choosing parts from the secondary market may be helpful – you can find it here: Stock vs. sports suspension – design differences and choosing used parts.