Breather Line BMW E60 E61 E64 Fuel Tank Breather Line Pipe 7524178

BMW E60 E61 E64 Crankcase Vent Hose is an original part from the Hoses and Pipes category, designed for the crankcase ventilation system in select BMW 5 and 6 Series models. This used OEM part ensures a factory fit, stable medium flow, and proper operation of related engine components.

Specifications and technical data

• SKU: 7524178
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7524178
• Substitutable numbers: 13907524178, 7524178, PK
• Category: Hoses, Lines & Pipes

BMW Crankcase Vent Hose: Purpose and Function

The presented crankcase vent hose is a component of the engine gas discharge system in BMW E60, E61, and E64 models. It is responsible for the controlled routing of vapors and gases, which limits their uncontrolled entry into the engine bay and supports the stable operation of the crankcase ventilation system and related components.

Thanks to its construction compliant with factory BMW standards, the hose maintains the correct shape, diameter, and geometry, which facilitates installation in original mounting points and minimizes the risk of system leaks.

Construction and Performance Parameters

The hose belongs to the group of wear parts that can eventually become worn, hardened, or develop micro-cracks. Using an original vent hose allows for restoring proper system sealing and reducing undesirable symptoms such as unstable idling, vapor odors, or engine-related error codes.

The element is designed for:

• maintaining proper crankcase ventilation duct flow,
• resistance to temperature and typical operating conditions in the engine bay,
• secure connection to factory BMW spigots and connectors.

Benefits of Using an Original BMW Hose

Using an original crankcase vent hose in BMW E60, E61, and E64 offers a range of practical service and operational benefits. The most important include:

• Factory Fit – no modifications required, the hose fits original brackets and spigots.
• Stable Crankcase Ventilation System Operation – reduced risk of leaks and improper gas discharge.
• Compatibility with Other OEM Parts – the hose works with original intake and crankcase ventilation system components.

For users who want to consciously select the correct part by manufacturer numbers, the following guide may be helpful: Buying Parts Online Without Risk – How to Verify the Compatibility of BMW Hoses and Other Components by OEM Numbers.

Part Condition and Service Application

The offered hose is a used OEM part, allowing for economical repair while maintaining the original manufacturer's specifications. This solution is particularly beneficial for comprehensive service work on the crankcase ventilation system, where maintaining the original hose geometry and compatibility with the existing installation is important.

The hose can be used both as a replacement for a worn part and as part of a preventative replacement during major engine work, to reduce the risk of subsequent leaks and the need for further intervention in the system.

Other BMW Hoses and Pipes

If you also need other elements from the same category during crankcase ventilation or intake system service, check the available BMW Hoses and Pipes to select a complete solution tailored to your model.