BMW F01 F02 F10 F11 Air Charge Line Intake Manifold Air Hose N57 Engine 7810769

BMW F01 F02 F10 F11 Air Charge Line Intake Manifold Air Hose N57 Engine is a component from the Lines, hoses and pipes group, designed for the air supply system in BMW diesel engines. Engineered specifically for the N57 unit, it ensures airtight and stable air delivery to the diesel engine, which promotes the proper operation of the turbocharging system and maintains the factory parameters of the powertrain.

Specifications and technical data

• SKU: 4735270-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 4735270
• Substitutable numbers: 11617800145, 7800145, 11614735270, 4735270, 7810769
• Fuel type: Diesel
• Part type: Hose
• Category: Hoses, Lines & Pipes

Purpose and function in the intake system

The air intake hose in the N57 engine is responsible for directing the correct amount of air to the supply system, while maintaining the required tightness and resistance to temperature fluctuations. In BMW F01, F02, F10, and F11 series vehicles with a diesel engine, this hose is a crucial element of the air path between the filter and subsequent intake components, influencing pressure stability, correct turbocharger operation, and the overall performance of the engine. A properly selected intake hose reduces the risk of power loss, airflow-related errors, and unwanted leaks that can lead to uneven engine operation or increased fuel consumption. Using an original solution from the BMW group allows for maintaining the factory air flow characteristics and supports proper cooperation with the diesel engine control electronics.

Technical characteristics and compatibility

The offered item belongs to the Lines, hoses and pipes category, meaning it has been designed to operate in the demanding environment of the engine bay. The hose construction is adapted to the specifics of the N57 unit, including the typical thermal and pressure loads occurring in modern BMW diesel engines. As a result, the intake hose maintains appropriate rigidity while remaining flexible in areas requiring compensation for powertrain vibrations. The product is intended for BMW vehicles with a diesel engine that use an intake system based on the N57 unit. Using an original solution from this group helps avoid problems with fitment, incorrect hose routing, or collisions with other engine components. This is particularly important in modern units where space in the engine bay is limited and every component has a precisely defined position.

Condition, origin, and advantages of using a used part

The air intake hose is offered as a used part, sourced from a dismantled BMW vehicle. Such a component, when properly maintained, retains its functional properties for a long time, which is why using a used hose is often a reasonable and economical solution for intake system repairs. In the case of hoses and pipes, it is particularly important to maintain the correct shape and mounting points, which in original parts from dismantling is usually better reproduced than in many aftermarket replacements. Choosing an original intake hose from the BMW group helps reduce the risk of installation problems and ensures consistency with other components of the air supply system. This is a beneficial solution for users who want to restore the efficiency of the intake system in their car without sacrificing factory design solutions.

Benefits of a properly selected intake hose

• stable air flow to the diesel engine, supporting the correct operation of the N57 unit,
• maintenance of the factory intake system geometry in BMW F01, F02, F10, and F11 models,
• reduction of the risk of leaks, power loss, and airflow-related errors,
• better cooperation with the engine control system and turbocharging equipment,
• economical restoration of system efficiency through the use of a used part.

Integration with other system elements and additional information

The air intake hose works with the air filter, intake housing elements, and other components of the air supply system in the diesel engine. When replacing this element, it is worth checking the condition of adjacent hoses, clamps, and mounts to ensure the entire air path is airtight and stable. In case of doubts regarding part selection, manufacturer markings such as the OEM part number, interchangeable numbers, or SKU identifier, which are available in the product's technical specification, may be helpful. If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional lines, flexible hoses, or rigid air supply pipes, check the available parts in the BMW Lines, hoses and pipes category. When planning broader service work on the steering and suspension system, especially when steering play or power steering rack leaks occur, an article describing the cost-effectiveness of using professional dismantled parts may be helpful – more information can be found in the material on steering play and purchasing a used steering rack from dismantling.