BMW F20 F21 F30 F31 N13 Petrol Intake Silencer Air Filter Box 7597582

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F20 F21 F30 F31 N13 Petrol Intake Silencer Air Filter Box is an original intake system component designed for BMW F-series petrol engines with the N13 unit. The robust construction of the housing ensures stable mounting of the filter element and proper airflow to the engine, which promotes smooth operation of the power unit. Thanks to its factory geometry and fitment, it is a solution compatible with the factory intake system, facilitating maintenance and the preservation of engine performance parameters.

Specifications and technical data

• SKU: 7597582-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7597582
• Substitutable numbers: 7597582, 13717597582
• Fuel type: Petrol
• Category: Air Filter Housings

Purpose and function in the intake system

The air filter box in BMW F20, F21, F30, and F31 models with the N13 engine is responsible for tightly sealing the filter element and directing the airflow sucked in by the petrol engine. A properly selected housing:

• keeps the filter in a stable position, preventing it from shifting during engine operation,
• limits the ingress of contaminants into the intake system,
• ensures the appropriate volume of the air chamber, which affects cylinder filling characteristics,
• minimizes intake noise thanks to the precisely matched channel design.

For N13 petrol engines, proper airflow is crucial for stable operation, which is why using an original BMW air filter box helps maintain factory mixture parameters and throttle response.

Construction and fitment for BMW F-series

The presented housing belongs to the Air filter boxes category and has been designed specifically for the engine bay geometry of the BMW F20, F21, F30, and F31 with the N13 unit. This means:

• preservation of factory mounting points to the body and adjacent components,
• adaptation to standard intake ducts and connection ports,
• compatibility with the original type of air filter element intended for the N13 petrol engine.

As a result, installation is straightforward, without the need for modifications or additional adapters, and the entire intake system maintains structural integrity.

Characteristics of the used component

The offered air filter box is a used part, sourced from dismantling, which allows for economical repair or replacement of a damaged housing while maintaining the manufacturer's original specifications. This type of part is particularly useful when:

• the original housing has cracked or deformed,
• clips, mounts, or cable sockets have been damaged,
• it is necessary to restore the factory routing of intake ducts after previous modifications.

Using a used OEM housing allows for compliance with the original BMW design, which is important for both durability and the correct operation of engine control systems.

Benefits of using an original air filter box

Choosing an original air filter box for a BMW with an N13 petrol engine offers a number of practical benefits:

• secure fitment to the engine bay and factory mounts,
• preservation of the airflow characteristics intended by the manufacturer,
• easier serviceability during periodic filter element replacement,
• consistency with other components of the BMW F-series intake system.

Thanks to this, the BMW F20 F21 F30 F31 N13 Petrol Intake Silencer Air Filter Box is a functional solution for repairs and restoring the factory air supply configuration in petrol engines.

Expanding the BMW intake system

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

For drivers interested in a broader look at the impact of the intake system and part quality on a sports car's characteristics, the article describing the evolution of a popular hot-hatch may be helpful – Hot-hatch legend: the evolution of the VW Golf GTI from Mk1 to Mk8 – design changes and VW car parts, which discusses, among other things, the importance of properly selected components during upgrades.