Description
BMW E65 E66 730i N52 Air Manifold is an original part from the Intake Manifolds group, designed for use in the N52 engine in the 7 Series E65/E66. This is a solution for users who expect factory fitment, stable engine operating parameters, and predictable intake system behavior.
Specifications and technical data
- SKU: 7539194
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7539194
- Substitutable numbers: 13717539194, 7539194, BG
- Category: Intake Manifolds
Purpose and Function in the Intake System
The air manifold in the N52 engine is responsible for evenly distributing the air-fuel mixture to individual cylinders, which translates to stable engine operation across the entire RPM range. In BMW 7 Series E65/E66 models, a correctly selected intake manifold is crucial for smooth running, throttle response, and proper interaction with the control electronics.
Replacing a worn or damaged manifold with a genuine BMW part helps maintain proper flow characteristics, reduces the risk of intake leaks, and avoids issues with engine control unit adaptation.
Benefits of Using an Original BMW Intake Manifold
Using a manifold from BMW’s offering ensures:
- factory fitment for the N52 engine in the 7 Series E65/E66,
- maintenance of stock airflow characteristics,
- proper interaction with intake system sensors and components,
- reduced risk of ECU errors related to incorrect cylinder filling.
For users who want to keep their car in a configuration close to factory specifications, such a manifold is a solution that allows for predictable engine behavior and easier future diagnostics.
Product Characteristics and Fitment
The offered part belongs to the Intake Manifolds category and is intended for installation in BMW vehicles equipped with the N52 engine in the E65/E66 730i body style. By maintaining the original intake runner geometry and mounting points, installation is straightforward, without the need for engine modifications.
The product has an assigned OEM part number and interchangeable numbers, which facilitates compatibility verification by manufacturer identifiers. Before purchasing, it is advisable to compare the markings with your vehicle’s data or service documentation to confirm full compatibility with your specific engine configuration.
Condition and Service Application
The air manifold is a used part, allowing for an economical repair of the intake system while retaining a genuine BMW component. This type of part is suitable for both standard replacement of a damaged manifold and for comprehensive service work related to the air supply system in E65/E66 730i models.
Due to the importance of the intake manifold for the N52 engine’s operation, its correct selection is crucial for resolving issues such as rough idling, power loss, or intake leak-related errors.
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 manifolds, intake components, or air supply system components, check the available parts in the BMW Intake Manifolds category.
Technical Support and Expert Knowledge
For users who want to better understand the impact of intake components on engine performance and characteristics, a guide on exhaust systems and manifolds will be helpful. More information on selecting used manifolds and their role in performance configurations can be found in the article Performance Exhaust System: Used Manifolds and Sport Catalytic Converters on the Road.
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