BMW F10 F11 Intake Hose Silencer Filtered Air Pipe 520d N47N Diesel 8508047

BMW F10 F11 Intake Hose Silencer Filtered Air Pipe 520d N47N Diesel is a component from the Lines, hoses and pipes group, designed for the intake system in a diesel engine. It is responsible for stable air delivery to the power unit and for reducing unwanted vibrations and noise in the intake duct, which promotes smoother engine operation and improves driving comfort.

Specifications and technical data

• SKU: 8508047-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8508047
• Substitutable numbers: 8508047, BG
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Function of the intake hose with silencer

The intake hose integrated with a silencer in the 520d model with the N47N engine is responsible for directing intake air from the intake system to the diesel power unit. The silencer reduces pressure pulsations and dampens characteristic intake noises, making the engine operation acoustically smoother and ensuring stable load response across the entire RPM range.

The properly selected cross-section and geometry of the intake duct help maintain correct airflow, which is important for uniform mixture combustion in a diesel engine. A properly functioning component of this type supports the maintenance of factory engine performance parameters and reduces the risk of unwanted vibrations in the system.

Benefits of using an original BMW component

Using an original intake hose with silencer dedicated to the BMW 5 Series F10/F11 allows for maintaining the factory airflow characteristics and compatibility with other intake system components. The element is structurally matched to the engine bay, which facilitates installation and ensures proper routing of lines and connections.

The main advantages of using this solution include:

• maintaining proper intake air noise dampening,
• stable airflow in the diesel engine intake system,
• compatibility with factory mounts and other lines,
• reduction of the risk of leaks in intake connections.

Purpose and application in the intake system

The presented intake hose with silencer is intended for installation in the engine bay within the air supply system area. It works with the air filter housing, intake lines, and other components responsible for supplying air to the diesel engine. Thanks to a design matched to the specific configuration of the N47N power unit, this component allows for maintaining proper line routing and minimizes stress on connections.

The intake system in a diesel engine is particularly sensitive to leaks and incorrect airflow, which is why using the appropriate hose with a silencer is important for both the refinement of operation and the durability of other components, such as the turbocharger or flow control elements.

Product characteristics and condition

The offered component comes from the Lines, hoses and pipes group and is a BMW brand product, which means it retains factory geometry, mounting points, and compatibility with original equipment. The product is used, which in practice means that before installation, it is worth verifying the condition of the working surfaces, connectors, and connection points with other lines to ensure full system tightness.

The intake hose with silencer is designed to work with a diesel-powered unit, which is significant for the flow characteristics and noise dampening typical of diesel engines. Proper matching of this component to the specific vehicle configuration allows for reducing the risk of engine operation problems resulting from an incorrect air intake.

Expansion of the BMW intake system

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 intake lines, flexible hoses, or rigid air pipes, check the available parts in the BMW lines, hoses and pipes category.

For car owners who are considering broader modifications in the exhaust system area or want to better understand the impact of exhaust and air flow on performance, an article describing the installation of a sports exhaust system in premium segment cars may be helpful – you can find it here: Used Mini John Cooper Works Pro sports exhaust – a legal way to get a racy sound and +7 HP.