BMW E60 E81 E90 E91 Air Inlet Intake Manifold N52 130i 330i 530i 7559523

BMW E60 E81 E90 E91 Intake Manifold N52 130I 330I 530I 7559523 is an original part of the air supply system, designed for N52 gasoline engines in selected BMW 1, 3, and 5 Series models. This intake manifold ensures precise air delivery to the cylinders, promoting stable engine operation and correct torque characteristics. It's a solution for users seeking a part that matches the factory design and engine parameters.

Specifications and technical data

• SKU: 7559523-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7559523
• Substitutable numbers: 11617559523, 7559523, 11617522927, 7522927, 7520367, 752036710, 7548027
• Category: Intake Manifolds

Intended Use and Compatibility with N52 Engine

The intake manifold is dedicated to N52 units installed in BMW E60, E81, E90, and E91 models in the 130i, 330i, and 530i versions. The manifold's design is adapted to the cylinder head geometry of these engines, allowing for proper airflow, correct cylinder filling, and stable operation at idle and under load. Using a part that conforms to the factory design minimizes the risk of leaks, mixture errors, and performance drops.

Intake Manifold Construction and Function

Intake manifolds in naturally aspirated BMW N52 engines are responsible for evenly distributing air to all cylinders, with their shape and channel cross-sections optimized for flow. The manifold's appropriate geometry influences the torque characteristics across the entire RPM range, engine smoothness, and throttle response. A correctly chosen manifold helps reduce power losses resulting from leaks, dirt, or mechanical damage to the old component.

Replacing a worn manifold with a functional OEM unit is particularly important when experiencing symptoms such as uneven engine running, mixture errors, reduced flexibility, or noticeable "flat spots" in acceleration. Using the original design allows for maintaining factory flow parameters without the need for installation modifications.

Benefits of Using an Original BMW Manifold

Choosing an original BMW intake manifold primarily means a perfect fit for a specific engine and body version without installation compromises. You receive a component designed to work with standard accessories, sensors, and the engine control unit. This ensures:

• maintenance of the N52 engine's factory operating characteristics,
• minimization of adaptation issues and control unit errors,
• preservation of correct intake geometry and stable manifold pressure,
• reduction of leak risks at connections to the cylinder head and throttle body.

This solution is particularly beneficial for repairs of engines driven dynamically, where proper airflow directly impacts engine durability and driving comfort.

Used Condition and Installation Aspects

The offered manifold comes from the used BMW parts segment, allowing for reduced repair costs while maintaining compliance with the factory design. Before installation, standard servicing is recommended, such as checking the mating surfaces, inspecting vacuum ports, and verifying the condition of seals to ensure intake system tightness after installation. A properly prepared manifold allows for installation in place of the old component without the need for mechanical modifications.

Technical Support and Additional Information

For users interested in a broader context of modifications and selection of exhaust and air flow system components in premium cars, we have prepared a guide. If you want to better understand the relationships between the manifold and the rest of the system, and get practical tips on used parts, check out the article Performance Exhaust System: Used Sport Manifolds and Catalytic Converters on the Road.

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 intake manifolds, intake duct components, or additional air supply system components, check the available parts in the BMW Intake Manifolds category.