BMW F20 F21 F30 F31 F32 G20 G30 Ventilation Pipe Line Heated Engine 7623745

BMW F20 F21 F30 Vent Hose is an original part of the ventilation system, designed for use in selected BMW F-series models. Thanks to its factory geometry and fit to the mounting points in the engine bay, it ensures stable gas flow and proper engine operation. A used OEM component is a sensible choice for servicing when you want to maintain the original system design without unnecessary modifications.

Specifications and technical data

• SKU: 7623745
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7623745
• Substitutable numbers: 7623745, 11157623745, 8612787, 11158612787
• Category: Hoses, Lines & Pipes

Purpose and function of the vent hose

The presented hose belongs to the Hoses, Pipes and Tubes group and is responsible for the controlled venting of gases from selected areas of the engine or accessories. A correctly selected vent hose:

• maintains system tightness at factory-intended venting points,
• reduces the risk of unwanted leaks and false air intake,
• supports stable engine operation under various load conditions.

By maintaining the original routing and diameter of the hose, the system operates predictably, in line with BMW engineers' intentions, which is important for both the durability and the refinement of the engine's operation.

Benefits of using an original BMW hose

Using a vent hose from BMW allows for the consistency of the entire system under the hood. In practice, this means:

• factory fit to the connectors, brackets, and guides in the engine bay,
• no need for modifications, custom adapters, or shortening universal hoses,
• maintaining the stiffness and flexibility at critical points as intended by the manufacturer.

For the user, this translates to efficient installation and a lower risk of operational problems resulting from an improperly selected replacement part. An original hose is also a beneficial solution for diagnostics – the mechanic can be sure that the geometry and routing of the part correspond to BMW's service documentation.

Characteristics of a used part

The offered hose is a used part, which helps reduce repair costs while maintaining the original manufacturer's specifications. This type of component is particularly useful in situations where:

• the existing hose has been mechanically damaged (cracked, chafed, broken connector),
• a quick replacement with a part of the factory shape and diameter is necessary,
• you want to avoid experimenting with universal hoses of uncertain fit.

Choosing a used OEM hose is a sensible compromise between cost and maintaining the original build quality characteristic of the BMW brand.

Application in servicing and system upgrades

This type of vent hose is suitable for both standard replacement of worn parts and more extensive servicing within the engine bay. It can be installed as part of:

• repair after a failure related to a leaky ventilation system,
• preventive replacement of rubber and plastic components in older models,
• restoring the car to factory configuration after previous modifications.

By maintaining the original hose design, you minimize the risk of fitting issues and unwanted stress on adjacent accessory components.

Related BMW ventilation system components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional hoses, pipes, or tubes for carrying working fluids, check the available parts in the BMW Hoses, Pipes and Tubes category.

If you are interested in a broader context of design differences between sports and standard car versions – including solutions for the engine, brakes, and chassis – it is worth reading the article Audi RS vs. Other Models – What's Under the Hood and Chassis?, which helps to better understand the importance of correctly selected components in high-performance cars.