Air Intake Pipe BMW F20 F30 N47S1 Intercooler Tube Hose Line Silencer 8509815

Air Intake Pipe BMW F20 F30 N47S1 Intercooler Tube Hose Line Silencer is an original intake system component designed for BMW F-series diesel engines. Thanks to its factory geometry and integrated flow silencer, it ensures stable airflow to the intercooler, supporting the proper operation of the turbocharged diesel engine. This solution helps maintain correct cylinder filling parameters and reduces unwanted vibrations in the intake system.

Specifications and technical data

• SKU: 8509815-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8509815
• Substitutable numbers: 8509815, 13718509815
• Fuel type: Diesel
• Part type: Hose
• Category: Hoses, Lines & Pipes

Purpose and function in the intake system

The described air intake pipe operates in the area between the turbocharger, intercooler, and intake manifold, guiding compressed air in the diesel engine. The integrated silencer in the hose design helps reduce pressure pulsations and flow noise, which translates into smoother, more predictable operation of the N47S1 power unit in BMW F20 and F30 models.

The component belongs to the Lines, hoses, and pipes group, responsible for tight and stable connections in air systems. A properly selected intake pipe reduces the risk of boost pressure drops, leaks, and errors related to turbocharger operation.

Benefits of using an original intake pipe

Using a factory intake hose in the N47S1 engine ensures:

• properly selected diameter and cross-section shape for pressurized airflow,
• compatibility with factory mounts and clamps in the BMW F20/F30 engine bay,
• preservation of the turbocharger operating characteristics intended by the manufacturer,
• reduction of vibrations and resonances thanks to the built-in silencer in the hose structure.

As a result, the intake system remains stable and predictable, which helps maintain the proper dynamics and refinement of the diesel unit.

Characteristics of the used component

The offered air intake pipe comes from disassembly and has the status of a used part. This type of component is an attractive cost-effective alternative to a new part, while maintaining the original design and fitment for the specific BMW generation. In practice, this means the possibility of an economical repair of the intake system while maintaining factory assembly specifications.

Choosing a used intake hose is particularly beneficial for maintenance repairs, such as replacing a damaged hose after cracking, abrasion, or leakage in the intercooler zone.

Support for the circular economy

Using used intake system components, such as the air pipe with intercooler hose and silencer, aligns with the idea of resource reuse in the automotive industry. Instead of manufacturing a new component, an existing one is utilized, which reduces the consumption of raw materials and energy. If you want to better understand how such service decisions affect the environment and car maintenance costs, it is worth reading the article on the circular economy and used parts from disassembly.

Expanding the intake system in BMW

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 flexible air hoses, rigid pressure pipes, or additional sections connecting the intercooler to the manifold, check the available parts in the BMW lines, hoses, and pipes category.