BMW Z4 E85 M54 Petrol 3.0i Cabrio Air Filter Box Airbox Intake Silencer 7514872

BMW Z4 E85 M54 Petrol 3.0i Cabrio Air Filter Box Airbox Intake Silencer is an original intake system component designed for the M54 petrol engine in the convertible version. It ensures stable airflow to the engine, reduces intake noise, and keeps the filter element in the correct position, which promotes smooth engine operation. Thanks to its factory design, it fits the stock BMW Z4 E85 intake system without the need for modifications.

Specifications and technical data

• SKU: 7514872
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7514872
• Substitutable numbers: 13717514872, 7514872, EM
• Fuel type: Petrol
• Category: Air Filter Housings

Purpose and function in the intake system

The presented air filter box is a component from the Air filter boxes group, designed specifically for the M54 petrol engine in the BMW Z4 E85 3.0i Cabrio. Its task is to tightly seal the filter element, guide air to the mass airflow sensor, and reduce vibrations and intake noise (airbox intake silencer function). The properly selected geometry of the chamber contributes to stable cylinder filling and repeatable engine performance parameters.

Benefits of using an original BMW air filter box

Using a factory air filter box in a BMW Z4 E85 3.0i provides a number of practical technical benefits:

• preservation of the stock airflow characteristics of the M54 petrol engine,
• proper seating of the filter element and reduction of the risk of leaks,
• reduction of intake noise thanks to the integrated intake silencer,
• secure mounting in the engine bay, consistent with factory mounting points,
• compatibility with stock intake ducts and accessories.

The original design facilitates plug-in installation and allows for maintaining the factory parameters of the intake system, which is particularly important in petrol engines sensitive to changes in airflow.

Condition, origin, and service application

The air filter box comes from the BMW range and is a used part, making it an attractive solution for servicing or repairing the intake system in a BMW Z4 E85 3.0i Cabrio. It works well both for standard replacement of a damaged housing and for restoring the stock configuration after previous intake modifications. By maintaining the original geometry of the filter chamber and intake silencer, it allows for stable operation of the petrol engine and correct functioning of the sensors in the air path.

Selection and compatibility within the BMW series

The component has been designed for the specific body and engine configuration of the BMW Z4 E85 3.0i Cabrio with the M54 petrol unit. When selecting parts, it is worth paying attention to compatibility with the engine version and fuel type to ensure proper fitment to the stock intake system. The product has an assigned OEM part number and interchangeable numbers, which facilitates compatibility verification in service catalogs and parts selection systems, without the need for interfering with the vehicle's construction.

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

Technical support and knowledge about BMW service

When performing service work on BMW cars, including the intake system and engine-related components, knowledge of typical faults and repair procedures for this brand's units is helpful. In the context of planning broader work on the drivetrain and accessories, it is worth reading the material describing characteristic timing chain problems in BMW engines, available in the article BMW N47 timing chain – typical failure and repair using original BMW parts. This allows for better planning of the scope of service maintenance and conscious selection of used BMW elements, including intake system components.