BMW F80 M3 F82 M4 Intake Duct Silencer Air Filter Box Left N/S 7846269

The BMW F80 M3 F82 M4 Intake Duct Silencer Air Filter Box Left N/S is an original intake system component, designed as an intake duct with a noise silencer and filter housing. Thanks to its factory geometry, it ensures stable airflow to the petrol engine, maintaining the correct operating parameters of the power unit. It is a practical solution for repairs, replacing a damaged housing, or restoring the intake to its stock configuration.

Specifications and technical data

• SKU: 7846269-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7846269
• Substitutable numbers: 13717846269, 7846269
• Location on the vehicle: Left
• Fuel type: Petrol
• Category: Air Filter Housings

Purpose and function in the intake system

The presented air filter box is designed for installation on the left side of the engine bay in sports BMW M3 F80 and M4 F82 models with a petrol engine. The component performs several key functions in the intake system:

• channels air from the intake to the filter element,
• stabilizes flow and reduces turbulence,
• suppresses the intake noise characteristic of high-performance petrol engines,
• ensures a tight connection with other intake components.

By maintaining the stock design, the intake system retains the parameters specified by the manufacturer, which promotes proper engine operation and repeatable diagnostic results.

Construction and fitment for BMW M3 F80 / M4 F82

The housing belongs to the Air filter boxes category and is factory-fitted to the engine bay architecture of the M3 F80 and M4 F82 versions. The design provides for proper routing of the intake duct, mounting points, and connection sockets for other system components.

The original construction ensures:

• precise fitment with factory brackets and covers,
• adequate body rigidity under thermal and mechanical loads,
• compatibility with the stock filtering system and intake hoses.

As a result, installation is straightforward, without the need for modifications or adjustments to replacement parts.

Practical application and benefits of installation

Replacing the air filter box is particularly important in the event of mechanical damage, leaks, or interference with the intake system that may affect engine performance. Using the original housing on the left side provides measurable benefits:

• maintaining the stock intake noise level,
• reducing the risk of debris ingestion with a properly selected filter element,
• stable operating conditions for the mass airflow sensor and other sensors in the intake system,
• easier diagnostics and service based on factory procedures.

For users who want to maintain a configuration close to the factory standard, installing such a housing is a simple way to restore the predictable behavior of the power unit during daily use and dynamic driving.

Condition of the component and installation aspects

The offered air filter box is a used part, which means it has been removed from a vehicle and may show signs of normal wear while retaining the functionality required for further use. This solution allows for an economical repair of the intake system while maintaining the original part specification.

Before installation, a standard visual inspection is recommended, as well as checking the sealing surfaces and ensuring correct seating in the existing mounting points. A properly installed housing supports stable operation of the intake system and facilitates subsequent service, including periodic air filter element replacement.

Expanding the BMW intake system

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional intake ducts, filter housings, or intake covers, check the available parts in the BMW Air filter boxes category.

For drivers interested in optimizing operating costs and making informed choices about parts, it is also worth checking out the tips on economical vehicle maintenance available in the article Economical operation of a Ford – where to look for the biggest savings in mechanical and body repairs, which shows how the approach to original components can affect long-term service costs.