BMW E81 E82 E87 LCI E90 E91 N47 Filtered Air Pipe Tube 7810135

BMW E81 E82 E87 LCI E90 E91 N47 Filtered Air Pipe Tube is an original air supply system component designed for BMW N47 diesel engines. It ensures stable airflow to the intake system, which promotes proper fuel mixture combustion and maintains the factory performance parameters of the power unit. It is a practical solution for users who want to maintain the structural integrity of the intake system in their vehicle.

Specifications and technical data

• SKU: 7810135-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7810135
• Substitutable numbers: 13717810135, 7810135, 13717805173, 7805173, 13717810131, 7810131
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and function in the intake system

The presented air pipe operates within the diesel engine's intake system, responsible for directing airflow to subsequent components of the installation. A properly selected intake duct helps reduce pressure drops, stabilizes flow, and supports uniform cylinder supply, which is important for both performance and the engine's operating refinement.

In the case of N47 engines, the correct geometry of the intake duct affects:

• maintaining proper airflow under various engine loads,
• reducing turbulence and unwanted air swirls in the duct,
• cooperation with other components of the intake and turbocharging system.

Compatibility with BMW models

BMW E81 E82 E87 LCI E90 E91 N47 Filtered Air Pipe Tube has been designed with specific generations of the 1 and 3 series in mind, which translates into a proper fit for the engine bay and mounting points. As a result, the component can be installed in place of the factory duct without the need for vehicle structural modifications.

The original BMW origin means compliance with factory quality standards, as well as predictable performance during operation. This is particularly important in diesel engines, where a stable air supply is crucial for the operation of the fuel injection system and exhaust emission control systems.

Technical and operational characteristics

The element belongs to the technical group Cables, hoses, and pipes, meaning it has been designed to operate in an environment of variable temperatures and vibrations generated by the power unit. The duct construction is adapted to the specifics of a diesel engine, which experiences higher boost pressures and greater thermal loads than gasoline units.

The most important functional features include:

• dedicated geometry matched to the N47 engine,
• compatibility with factory intake equipment,
• suitability for use as a replacement for the factory-installed air duct.

Thanks to this, the part will work well both for standard replacement of a worn element and for repairs related to intake system leaks.

Part condition and benefits of choosing a used component

The offered component is in Used condition, meaning it comes from dismantling but retains functionality allowing for further operation. In the case of original BMW parts, choosing a used element often represents a reasonable compromise between cost and maintaining factory technical specifications.

By choosing a used intake duct, you gain:

• access to the original duct geometry,
• consistency with other intake system components,
• an economical solution while maintaining parameters close to factory standards.

If you are planning a more extensive modernization or repair of the intake system in your BMW, it is also worth checking out other elements from the cables and air ducts group available in the Cables, hoses, and pipes category to select a complete and consistent service solution.

Ecological and economic aspect

Choosing a used intake component is not only a saving but also a real contribution to reducing waste in the automotive industry. Reusing functional parts reduces the demand for the production of new components, which translates into lower consumption of raw materials and energy. If you want to learn more about the advantages of this approach, check out the article on the benefits of using used car parts, where you will find additional arguments in favor of making an informed choice of recycled parts.

For users who want to better understand the impact of the intake system's technical condition on diesel engine operation and exhaust emissions, the following guide material on our website may also be helpful: check how to maintain the intake system in a diesel engine. This will make it easier for you to plan comprehensive maintenance for your BMW and select the appropriate components.