BMW Z4 Series 1 E85 M54 2.2i 2.5i Air Filter Box Airbox Intake Silencer 7514876

The BMW Z4 E85 M54 2.2i / 2.5i air filter housing is an original air intake system component designed specifically for the first-generation BMW Z4 with the M54 engine. It ensures stable airflow to the engine, reduces intake noise, and supports the proper operation of the engine.

Specifications and technical data

• SKU: 7514876-1
• Mark: BMW
• Condition: Used
• OEM Part Number: 7514876
• Substitutable numbers: 13717514876, 7514876, EM

Purpose and function in the intake system

The BMW Z4 E85 M54 air filter housing plays a key role in the air supply system, connecting the air filter to the downstream intake and intake silencer. The manufacturer's design was developed to maintain proper airflow, reduce turbulence, and minimize intake noise, which translates into stable engine operation across the entire RPM range.

The component is tailored to the geometry of the Z4 E85 engine bay, ensuring proper mounting, sealing, and compatibility with the stock brackets and hoses. This is important both for performance and for protecting the engine from contamination.

Benefits of using the original filter housing

Using the factory air filter housing in the BMW Z4 E85 with the M54 engine brings a number of practical benefits:

• Optimal airflow – designed to match the characteristics of the M54 unit, supporting uniform cylinder filling.
• Effective intake noise suppression – integrated intake silencer reduces unwanted noise, improving driving comfort.
• Factory fit – secure mounting at the original points, without the need for modifications or additional adapters.
• Compatible with the standard air filter – easy servicing, quick replacement of the filter element in accordance with the manufacturer's recommendations.

Technical condition and origin

The air filter housing offered is a used part, sourced from a dismantled BMW vehicle. The element retains the functionality required for continued use, with the donor's mileage at 95,000 km, which is beneficial considering the wear and tear of this type of component.

A used original part offers a reasonable compromise between cost and quality – you retain the factory fit and performance of your intake system while reducing the cost compared to a new part. This solution is particularly attractive for comprehensive repairs or restorations of older Z4 models.

Why it's worth choosing original used BMW parts

For components like the air filter housing, the original BMW part offers a better fit than many aftermarket parts. This is important for:

• tightness of the intake system and protection of the engine against contamination,
• stability of the operating parameters of the drive unit,
• maintaining stock acoustic characteristics and performance.

If you want to learn more about the benefits of using original parts from dismantling, check out our guide: a guide to the most frequently chosen original used car parts .

Practical installation and operating tips

When replacing the air filter housing in a BMW Z4 E85 M54, it is worth paying attention to several technical aspects:

• checking the condition of seals and vacuum lines working with the housing,
• verification of mounts and hooks to ensure stable seating in the engine compartment,
• checking the condition of the air filter element – during this operation, it is worth using a new filter immediately.

Regular inspection of the intake system, including the filter housing, is important not only for performance but also for the engine's operating temperature. When it comes to operating your car in high temperatures, it's worth reading our guide: How summer heat affects the cooling system and the performance of its components .