Mercedes ML W164 OM642 Air Intake Filter Box Housing Left A6420902101

The Mercedes ML W164 Air Filter Housing Left is an original intake system component, designed for installation on the left side of the engine bay. This used housing from the Mercedes air filters range helps maintain the factory airflow geometry and ensures proper engine operation. It's a practical solution for drivers and workshops seeking a reliable component at a favorable price.

Specifications and technical data

• SKU: A6420902101
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6420902101
• Substitutable numbers: A6420902101, A 642 090 21 01
• Location on the vehicle: Left
• Category: Air Filters

Purpose and Function of the Air Filter Housing

The air filter housing in the Mercedes ML W164 is responsible for securely holding the filter element and directing the intake air into the intake system. A correctly chosen left-side housing:

• ensures a tight fit for the filter element,
• limits the ingress of contaminants into the intake,
• maintains proper airflow in the engine bay,
• minimizes the risk of performance drops and unstable engine operation.

By preserving the factory shape and mounting points, this component allows for installation without altering the vehicle's structure, which is particularly important for the durability of the intake system.

Construction, Fitment, and Left-Side Installation

This housing has been specifically designed for operation on the left side of the vehicle, taking into account the layout of accessories in the ML W164 engine bay. The appropriate routing of air ducts and factory mounting points allow for:

• secure attachment in original brackets,
• compatibility with standard intake hoses,
• maintenance of the correct air intake direction.

This precise fit minimizes vibrations and stresses, contributing to stable system operation and a reduced risk of damage to adjacent components.

Benefits of Using an Original Air Filter Housing

Using an original air filter housing in the Mercedes ML W164 offers a range of practical advantages:

• Factory Compatibility – maintains alignment with the intake system's design and engine accessories.
• Stable Operating Parameters – proper airflow promotes smooth engine operation.
• Reduced Service Costs – allows for the use of a used part instead of a more expensive new one.
• Easier Diagnostics – the original geometry helps mechanics assess the intake system's condition and plan further repairs.

For workshops and individual users, this means faster installation, fewer potential issues, and predictable vehicle behavior after component replacement.

Application in Service and Selection by Numbers

The left-side air filter housing is particularly useful for repairs after collisions, replacement of damaged intake components, or restoring a vehicle to a near-factory condition. Part selection is facilitated by the ability to identify it by OEM number and available replacement numbers, allowing for precise component matching to a specific ML W164 version.

If you are looking for other Mercedes air filters for your car, check out the Mercedes air filters available in our store to select the right part for other models of this brand.

Safe Online Purchase of Used Air Filter Housings

When choosing a used air filter housing, it's important to pay attention to its compatibility with manufacturer markings, its placement on the vehicle, and the product category. For customers who want to streamline the part selection process and minimize the risk of errors, we have prepared a practical guide – you can find more information in the article Safe Online Purchase of Used Car Parts – A Step-by-Step Guide, which describes in detail how to consciously buy used car components.