BMW 3 Series E90 E92 E93 M3 Left N/S Air Microfilter Upper Housing Cover

The BMW 3 Series E90/E92/E93 M3 Left Micro Air Filter Housing Upper Cover is an original air intake system component, designed for installation on the driver's side. This low-mileage, aftermarket part offers a functional solution for repairing or upgrading the factory air filtration system in BMW 3 Series M3 E9x models.

Specifications and technical data

• SKU: 6958815
• Mark: BMW
• Condition: Used
• OEM Part Number: 6958815
• Substitutable numbers: 64316958815, 6958815
• Location on the vehicle: Left

Purpose and function of the element

The top cover of the micro-air filter housing securely seals the cabin air filter cartridge on the left side of the engine compartment. It ensures proper airflow to the ventilation and air conditioning system while also protecting the filter element from moisture and external contaminants.

This component is designed for the M3 3 Series E90, E92, and E93 models, ensuring proper fit with the factory housing, mounts, and seals. This ensures system tightness and proper microfilter operation, contributing to the vehicle's comfort and safety.

Construction and fit for BMW M3 E9x

The cover was designed as an original BMW part, taking into account the specific shape of the cowl and intake system in M3 models. The design includes:

• precise air guidance to the microfilter housing,
• factory mounting points for easy installation in place of the original part,
• shape adapted to the left side of the windscreen in the sedan, coupé and cabriolet bodies.

By maintaining the original geometry, the cover works with the factory seals and plastic elements of the cowl, which reduces the risk of unwanted vibrations and leaks.

Condition, origin and service use

The part is in used condition, removed from a low-mileage vehicle, which helps preserve the good condition of the material and mounting points. This element is especially useful in situations where:

• the original cover has been mechanically damaged (cracks, broken hooks),
• the housing was deformed, resulting in a leak in the filtration system,
• it is necessary to restore the factory configuration after incorrect modifications.

Choosing a used, original BMW part allows you to maintain material and structural consistency with the other windscreen elements, which is important both for durability and subsequent servicing.

Benefits of installing the original microfilter cover

Replacing a damaged or missing cover with an original dismantled element brings a number of practical benefits:

• proper operation of the cabin microfilter thanks to maintaining the tightness of the housing,
• better protection of the interior of the ventilation system against water and dirt,
• stable filter mounting, reducing the risk of it shifting or deforming,
• maintaining the factory appearance of the cowl chamber in the BMW M3 E9x.

For users who want to make informed decisions about selecting a part based on the OEM number or interchangeable numbers, this step-by-step guide will be helpful: How to select the right car part using the VIN and OEM number . This guide allows you to verify the compatibility of the part with your specific vehicle configuration.

Selection of used parts and regeneration

When it comes to plastic components of the intake and filtration systems, such as the microfilter housing cover, using a proven used part is often a more rational solution than attempting to repair the damaged component. The original disassembled part retains its factory geometry, which is crucial for leak-tightness and correct assembly.

If you are considering whether it is better to choose remanufacturing or a used OEM part, it is worth reading the article Remanufactured or used original - which part to choose when repairing , which discusses the practical differences between these solutions in the context of real repairs.

Summary

The BMW 3 Series E90/E92/E93 M3 Left Micro Air Filter Housing Top Cover is a functional, used original part, designed for installation on the left side of the vehicle. It ensures proper closure of the cabin air filter housing, supports proper operation of the ventilation system, and allows for a cost-effective restoration of the factory cowl chamber configuration in sporty versions of the M3 3 Series E9x generation.