Vent Pipe BMW F10 F12 F13 F03 Petrol N63 Coolant Breathe Hose 7576363

BMW F10 F12 F03 Gasoline N63 Coolant Bleeder Hose is an original part from the Cooling System Hoses and Pipes group, designed for N63 gasoline engines in select BMW F-series models. Designed as an OEM part, it ensures proper cooling system bleeding, stabilizing the engine's operating temperature and supporting safe operating conditions.

Specifications and technical data

• SKU: 7576363
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7576363
• Substitutable numbers: 7576363, 17127576363
• Fuel type: Petrol
• Category: Coolant Hoses

Function of the Bleeder Hose in the BMW Cooling System

In N63 gasoline engines, proper air removal from the coolant circuit is crucial for maintaining a uniform operating temperature. The coolant bleeder hose is responsible for:

• controlled removal of air bubbles from the coolant circuit,
• stabilizing the pressure in the cooling system under varying engine load,
• reducing the risk of localized overheating in the cylinder head and water jacket areas,
• maintaining proper coolant circulation under driving and urban conditions.

Thanks to this, the gasoline engine cooling system maintains predictable operating parameters, which contributes to the durability of the N63 unit and performance stability.

Compatibility with BMW F10, F12, F03 Platform

The presented hose has been developed with the N63 engine architecture used in BMW F10, F12, and F03 body styles in mind. This means it fits the factory routing of pipes, brackets, and spigots in the engine bay, without the need for installation modifications.

The original hose geometry allows for proper positioning relative to other cooling system components, which reduces stress, minimizes the risk of abrasion, and facilitates future servicing.

Benefits of Using an Original BMW Hose

Using an original bleeder hose in the N63 gasoline engine offers a range of practical benefits:

• Factory Fitment – compatibility with the BMW cooling system without the need for custom fabrication, shortening, or additional connectors.
• Consistency with other system components – the hose works with the factory water pump, radiator, and expansion tank, maintaining the manufacturer's designed flow parameters.
• Reduced risk of leaks – the correct shape and spigot diameters facilitate proper sealing with clamps and connectors.
• Support for stable gasoline engine operation – proper cooling system bleeding helps maintain the unit's predictable operating temperature.

Part Condition and Service Application

The offered coolant bleeder hose is a used part, sourced from disassembly, intended for service applications in BMW vehicles with N63 gasoline engines. This type of OEM part allows for maintaining the original cooling system specification without resorting to aftermarket replacements with uncertain parameters.

Replacement of the bleeder hose is recommended in case of cracks, hardening of the rubber, signs of leaks, or after major interventions in the cooling system, such as replacing the radiator or expansion tank.

Technical Support and Educational Materials

For users who want to better understand the impact of the cooling system on engine durability, an article describing typical overheating symptoms and the importance of functional hoses and radiators will be useful – check out the material: Engine Cooling System – Overheating, Repair, and Used Radiators.

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 return pipes, main hoses, or flexible connecting sections, check the available parts in the BMW Cooling System Hoses and Pipes category.