BMW Z4 Series E85 M54 2.2i 2.5i Air Filter Box Airbox Intake Silencer 7514876

BMW Z4 Series E85 M54 2.2i 2.5i Air Filter Box Airbox Intake Silencer is an original intake system component designed for BMW models equipped with M54 2.2i and 2.5i engines. Thanks to its factory design, it ensures stable mounting of the filter element and proper airflow to the engine, which promotes efficient engine operation and maintains optimal combustion parameters. This used, yet fully functional housing is an excellent choice for servicing or repairing the intake system in a BMW Z4.

Specifications and technical data

• SKU: 7514876
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7514876
• Substitutable numbers: 13717514876, 7514876
• Category: Air Filter Housings

Function and role of the air filter box

The air filter box in a BMW Z4 with an M54 engine is responsible for tightly sealing the filter element and directing the airflow into the intake manifold. A properly selected housing:

• ensures proper air filtration through stable seating of the filter element,
• limits the ingress of contaminants into the mass air flow sensor and subsequent intake components,
• maintains the correct geometry of the intake ducts, which promotes even cylinder filling,
• minimizes intake noise, improving acoustic comfort in the cabin.

For M54 2.2i and 2.5i engines, using the correct housing is essential for stable mass air flow sensor operation and proper engine control unit adaptation.

Compatibility with BMW Z4 M54 2.2i / 2.5i

The presented housing has been designed specifically for the BMW Z4 intake system with M54 units in 2.2i and 2.5i versions. This means:

• factory mounting points to the body and adjacent components,
• adaptation to the standard air filter element used in these engine versions,
• compatibility with the standard intake duct routing and connection ports.

As a result, installation is straightforward, without the need for modifications or additional adapters, and the entire system retains its original airflow characteristics.

Condition, service application, and benefits of installation

The air filter box is primarily used when replacing a damaged, cracked, or leaking housing in a BMW Z4. Choosing an original component from the same model group allows you to:

• restore the integrity of the intake system after a collision or mechanical damage,
• eliminate idle instability issues resulting from housing leaks,
• maintain the standard intake configuration, which facilitates further diagnostics and service.

A used OEM component is often a cost-effective compromise that maintains factory-quality fitment, especially for specialized intake system components.

BMW air filter boxes – expansion and modernization of the intake system

If you are planning a comprehensive repair or upgrade of the engine bay in your BMW and need other elements from the same group, such as additional housings, intake ducts, or mounting hardware, check out the available parts in the BMW air filter boxes category.

Technical support and knowledge about used parts

When selecting used powertrain components, such as engines or gearboxes, it is worth relying on reliable technical data and identification procedures based on OEM numbers and VIN. To better understand the specifics of the used parts market, cost ratios, and practical aspects of verifying component condition, read the article Why it is worth buying used gearboxes and engines – facts instead of myths. The knowledge gained will also facilitate informed choices regarding other components used in your vehicle.