BMW 3 4 Series F80 M3 F82 M4 Intake Duct Silencer Left Air Filter Box N/S

The Left Intake Silencer with Air Filter Housing for BMW 3 / 4 F80 M3 F82 M4 is an original intake system component, designed for installation on the left side of the engine bay. It ensures stable air delivery to the filter, reduces intake air noise, and ensures proper cooperation with the factory airbox, contributing to the efficient and predictable operation of the powertrain.

Specifications and technical data

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

Purpose and Function in the Intake System

The presented component is a part of the intake system responsible for directing the airflow to the left air filter and for its silencing. The design of the intake silencer is optimized for flow to minimize turbulence while simultaneously reducing unwanted intake noise, which is important for both acoustic comfort and stable engine operating parameters.

Its placement on the left side of the vehicle allows for precise fitting to the factory mounting points and air ducting in BMW 3 and 4 Series M models, facilitating installation and maintaining the original intake geometry.

Construction and Fitment for BMW F80 M3 / F82 M4

As a component from the Air Filter Housings category, the intake silencer works directly with the left filter housing, creating a sealed and organized airflow path. The shape and mounting points are consistent with the original BMW design, ensuring the part maintains correct clearances from adjacent components and does not interfere with electrical systems or body elements.

Its original origin ensures material compatibility with other intake system components, leading to predictable behavior under varying thermal conditions and resistance to typical operational loads in high-performance vehicles.

Benefits of Using an Original Air Filter Housing

Using the factory intake silencer integrated with the left air filter housing allows for engine operating parameters to remain consistent with the manufacturer's specifications. Key benefits include:

• maintaining factory airflow in the intake system,
• reducing intake air noise without additional modifications,
• secure fitment to factory mounting points and hoses,
• compatibility with other BMW intake system components.

Therefore, replacing a damaged or missing part with an original component restores correct engine operating conditions without requiring vehicle modifications.

Condition, Origin, and Technical Aspects

The offered item is a used part, which for original BMW components often represents a sensible compromise between cost and quality. The preserved geometry and factory mounting points allow for installation without alterations, and compatibility with the OEM part number facilitates verification of fitment for a specific vehicle configuration.

For users considering the choice between new parts, aftermarket alternatives, and used components, an article detailing the differences in cost, quality, and fitment by OEM numbers may be helpful – a detailed discussion can be found in the material Original, Aftermarket, or Used – Which Car Parts Are Most Cost-Effective?.

Selecting Other BMW Intake System Components

If you are planning a comprehensive service of your BMW's intake system and also need other air filtration-related components, such as additional housing elements, intake ducts, or covers, check the available parts in the BMW Air Filter Housings category.