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

BMW F80 M3 F82 M4 Intake Duct Silencer Air Filter Box Left N/S is an original air intake system component designed for the petrol engines of these models. Engineered by BMW for precise airflow management, it ensures stable engine operating conditions and maintains the factory acoustic parameters of the intake. This is a practical solution for users seeking a proven, used OEM part instead of aftermarket replacements of unknown origin.

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 left air filter box with intake silencer has been developed specifically for the sporty BMW F80 M3 and F82 M4 models with a petrol engine. The component is responsible for:

• directing air to the filter in a way that minimizes pressure drops,
• suppressing unwanted resonance and intake noise,
• maintaining the airtightness of the intake system on the left side of the engine bay,
• stable mounting of the air filter element in its factory position.

By maintaining the original geometry of the intake ducts, the part helps to ensure proper cylinder filling conditions, which translates into predictable throttle response and repeatable performance.

Construction and fitment for BMW F80 M3 / F82 M4

The air filter box with intake silencer is constructed as an integral part of the air supply system on the left side of the vehicle. The design accounts for:

• dedicated mounting points in the engine bay,
• a shape matched to the factory routing of hoses and accessories,
• connections prepared for compatibility with standard intake hoses,
• the layout of chambers designed to dampen intake noise.

This solution allows for installation in place of the factory component without the need for modifications, preserving the original routing of intake ducts and compatibility with other system components.

Benefits of using an original air filter box

Using an original air filter box with intake silencer in a BMW F80 M3 / F82 M4 provides a number of practical operational benefits:

• Factory fitment – maintaining proper alignment with body elements and engine accessories, without the risk of collision with other components.
• Stable acoustic parameters – control of intake air sound, which is important in higher-power vehicles where unwanted resonance can be particularly noticeable.
• Air filter protection – a properly shaped filter housing promotes even airflow through the filter element.
• Consistency with factory engine calibration – maintaining the standard airflow characteristics facilitates the operation of the engine control systems.

Characteristics as a used part

The offered item comes from disassembly and is a used part, which represents a reasonable compromise between cost and maintaining original build quality. Choosing this solution allows you to:

• maintain the factory design of the intake system without investing in a new component,
• ensure compatibility with standard mounting points and accessories,
• reduce the risk of fitment issues typical of some aftermarket replacements.

For users who are upgrading or servicing the intake system in vehicles with a petrol engine, this is a practical base for restoring the proper operation of the factory air intake system.

Additional information and related products

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

Before the winter season, it is also worth paying attention to the condition of the intake system components to avoid engine performance issues in low temperatures – you can find practical tips in the article Winter essentials: which used car parts are worth checking and replacing before the frost?.