BMW F20 LCI F22 F30 120d 220d 320d B47 Intercooler Charge Air Line Hose 8573762

The BMW F20 LCI F22 F30 120d 220d 320d B47 Intercooler Charge Air Line Hose is an original charge air hose designed for BMW models with the B47 engine, ensuring stable compressed air delivery between the intercooler and subsequent intake system components. This item from the Hoses, Pipes & Tubes category has been engineered for proper airflow, sealing, and resistance to thermal and pressure loads typical of diesel engines. Thanks to its factory geometry and connectors, the hose helps maintain correct turbocharging operating parameters.

Specifications and technical data

• SKU: 8573762-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8573762
• Substitutable numbers: 8573762, 11618573762
• Category: Hoses, Lines & Pipes

Purpose and Function in the Turbocharging System

In the described configuration, the charge air hose operates between the intercooler and the rest of the intake system, responsible for safe and controlled delivery of compressed air. In B47 engines, the use of a suitable hose influences:

• maintaining correct boost pressure across the entire RPM range,
• stable operation of the turbocharger and intercooler,
• limiting power loss resulting from leaks or hose deformation,
• proper interaction with sensors and the engine control unit.

With its precisely fitted design, the hose helps preserve factory airflow characteristics, which is crucial for both performance and the longevity of the powertrain.

Construction, Fitment, and Installation

As an original BMW part, the intercooler hose is made from materials selected for their resistance to high temperatures, pulsating pressure, and vibrations generated by the engine and chassis. The shape, diameters, and end profiles are tailored to the specific engine bay architecture of the F20 LCI, F22, and F30 series with the B47 unit, facilitating installation and minimizing the risk of stress on the connectors.

The hose features a precisely engineered geometry, allowing for:

• secure seating on the intercooler spigots and other components,
• maintaining the correct bending radius without cross-sectional kinking,
• reducing the risk of rubbing against adjacent components in the engine bay.

Benefits of Using an Original BMW Hose

Using an original charge air hose to replace a worn-out part or a low-quality aftermarket alternative restores proper sealing and stability to the intake system. Key benefits include:

• Factory Fitment – the hose is designed for specific models and engines, minimizing the need for workshop modifications or adjustments.
• System Integration – proper cooperation with the intercooler, turbocharger, and intake manifold promotes even load distribution across components.
• Stable Operating Parameters – reducing the risk of pressure drops, oil leaks from oil mist, and ECU errors related to incorrect airflow.

A used part can be a sensible choice for vehicle servicing when maintaining the original specification while optimizing repair costs is a priority.

Application in Service Practice

Replacement of the intercooler hose is recommended if cracks, abrasions, leaks at the connectors, or visible cross-sectional deformation are detected. Symptoms such as a loss of power, smoke under load, or a characteristic hissing sound during acceleration may indicate a leak in this area. Using the correct hose helps restore:

• proper acceleration dynamics,
• stable boost values recorded by the control unit,
• more predictable throttle response.

During installation, it is advisable to check the condition of the clamps and connectors to fully leverage the potential of the newly fitted part.

Related BMW Intake System Components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and require other components from the same category, such as additional air hoses, vacuum hoses, or charge air cooling pipes, check the available parts in the BMW Hoses, Pipes & Tubes category.

To better plan your vehicle service and selection of aftermarket components, consider consulting the practical tips in the article Best Used Car Parts – A Guide to the Most Popular Original Parts, which discusses the specifics of selecting used components for popular car models.