BMW 3 E90 E91 Diesel M47N2 Panel Air Intake Pipe Duct Rubber Boot 7795284

BMW 3 E90 E91 Diesel M47N2 Panel Air Intake Pipe Duct Rubber Boot is an original intake system component designed for BMW 3 Series E90/E91 diesel engines with the M47N2 unit. This flexible rubber intake duct part is responsible for airtight and stable air delivery to the engine, which promotes smooth operation and correct combustion characteristics. Thanks to its factory geometry and material adapted to engine bay operating conditions, it serves as a practical service solution for users of Diesel-powered vehicles.

Specifications and technical data

• SKU: 7795284
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7795284
• Substitutable numbers: 13717795284, 7795284, AS
• Fuel type: Diesel
• Category: Other Engine Parts

Purpose and function in the intake system

The presented item is part of the air intake system in BMW 3 Series E90 and E91 models with the M47N2 engine. As a rubber section of the intake duct, it is responsible for:

• damping vibrations between rigid intake channel elements,
• compensating for engine unit movements relative to the body,
• maintaining airflow tightness across a wide range of loads,
• stable air guidance to subsequent system components.

As a result, the diesel engine maintains proper supply conditions, which helps preserve correct operating parameters and reduces power drops resulting from intake leaks.

Construction and material properties

The rubber construction of the intake duct has been designed for operation at elevated temperatures and in the presence of typical contaminants found in the engine bay. The flexible material:

• facilitates installation in the limited space of the engine bay,
• reduces stress on connectors and adjacent components,
• limits the transmission of vibrations and noise from the power unit.

Factory-fitment for the BMW 3 Series intake system with the M47N2 engine allows for maintaining original flow geometry, which is beneficial for the stability of the power unit's operating parameters. This solution is particularly important in Diesel engines, where proper airflow has a direct impact on the combustion process.

Benefits of using an original component

Using an original intake duct instead of a worn or leaking component provides measurable operational benefits:

• reducing the risk of unfiltered air being drawn into the engine,
• decreasing the probability of airflow-related errors,
• maintaining stable power unit operating conditions across the full RPM range,
• better parameter repeatability compared to random aftermarket replacements.

For users who expect predictable vehicle behavior and want to maintain the factory engine performance characteristics, choosing an original intake system component is a practical and technically sound solution.

Condition, fitment, and service application

The item comes from a vehicle equipped with a diesel engine and is intended for service use in BMW 3 E90/E91 models with the M47N2 unit. By maintaining the factory shape and mounting points, the duct can be integrated into the existing intake system without the need to modify other components. This solution is particularly useful for:

• eliminating leaks in the intake system,
• restoring correct airflow after engine bay repairs,
• preventive maintenance in high-mileage vehicles.

This approach allows for maintaining the structural integrity of the intake system and reducing the risk of problems resulting from ill-fitting replacements.

Related components and technical knowledge

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 pipes, air ducts, or flexible connectors, check the available parts in the Other BMW category.

When working with powertrain systems and analyzing structural differences between individual model versions, it is worth expanding your technical knowledge – the article describing the characteristics of power units and chassis in Audi sports variants, available at the link, may be helpful: Audi RS vs other models – what is hidden under the hood and chassis?.