Secondary Air Pump Filter BMW E60 E63 E64 N62 545i 645Ci Petrol Engine 7534722

Secondary Air Pump Filter BMW E60 E63 E64 N62 545i 645Ci Petrol Engine is an original part from the Air filters group, designed for BMW 5 and 6 series petrol engines. It ensures proper air purification in the secondary air injection system, which promotes stable engine operation and reduces exhaust emissions. This is a solution for users looking for a proven, factory-made component with predictable performance parameters.

Specifications and technical data

• SKU: 7534722-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7534722
• Substitutable numbers: 11727534722, 7534722, 11721438836, 1438836
• Fuel type: Petrol
• Category: Air Filters

Purpose and function in the engine system

The presented filter is a component of the secondary air injection system in BMW vehicles with petrol engines. Its task is to purify the air drawn in by the secondary pump so that the medium entering the exhaust system is free of solid contaminants. This reduces the risk of premature wear of the pump and cooperating components, and maintains the correct operating parameters of the system responsible for emission reduction.

A properly selected secondary air pump filter supports:

• stable operation of the exhaust aftertreatment system during the engine warm-up phase,
• compliance with emission standards for petrol units,
• protection of the pump against dust and particles that could cause seizing.

Compatibility with BMW models

Secondary Air Pump Filter BMW E60 E63 E64 N62 545i 645Ci Petrol Engine has been designed for factory-fit compatibility with selected versions of the 5 Series (E60, E61) and 6 Series (E63, E64) powered by petrol. This means it matches the geometry, mounting method, and airflow requirements of the manufacturer's design. Using an original solution maintains the integrity of the entire system and minimizes the risk of installation problems.

The element has an assigned part number and interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration. Before purchasing, it is worth comparing the markings with service documentation or the currently installed component to confirm full compatibility.

Technical and operational characteristics

As a part from the Air filters group, this component operates in the demanding environment of the engine bay, where it is exposed to variable temperatures and contaminants in the intake air. The filter construction is adapted to the flow parameters required by the secondary pump, so as not to limit its efficiency while effectively trapping solid particles.

In practice, this translates into:

• more predictable operation of the secondary air injection system,
• reduced risk of diagnostic errors related to improper flow,
• better protection of the pump's mechanical components and hoses.

The product is offered in a used condition, which allows for an economical replacement of the element while maintaining the original manufacturer's specifications. This solution is particularly beneficial for repairs of vehicles that are used intensively or have higher mileage, where a reasonable balance between cost and functionality is important.

Benefits of using an original filter

Using an original secondary air pump filter in BMW E60, E61, E63, and E64 series allows for maintaining the integrity of the entire intake and exhaust system. Factory fitment limits the need for modifications during installation, and the flow parameters are consistent with the assumptions of BMW engineers. This is particularly important in petrol engines, where the secondary air system has a real impact on the engine's refinement during the warm-up phase and on emission measurement results.

Choosing an original, used component allows you to:

• maintain the factory operating characteristics of the system,
• reduce service costs compared to new parts,
• avoid problems typical of replacements with uncertain specifications.

System expansion and related parts

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 filter inserts, housings, or intake hoses, check the available parts in the BMW Air filters category.

For users interested in the broader context of using original used components in premium class vehicles, an article describing the advantages of such solutions may be helpful – more information can be found in the material Mercedes – comfort, prestige, and durability. Why is it worth choosing original used parts?.