BMW 7 Series E65 E66 Left N/S Intake Silencer Air Filter Box Housing 7500550

BMW E65 E66 Air Filter Housing Cover Left 7500550 is an original intake system component, designed for installation on the left side of the engine bay in 7 Series E65/E66 models. This used, factory part ensures proper air routing to the filter and stable housing mounting, contributing to the smooth operation of the power unit. Choosing an original BMW air filter housing cover helps maintain the intake system's design as intended by the manufacturer.

Specifications and technical data

• SKU: 7500550
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7500550
• Substitutable numbers: 13717500550, 7500550, 13717571983, 7571983
• Location on the vehicle: Left
• Category: Air Filters

Purpose and Function in the Intake System

The left-side air filter housing cover plays a crucial role in protecting the filter element from engine bay contaminants and directing airflow into the intake system. Thanks to its precise fit for the BMW E65/E66, this component:

• stabilizes the air filter housing in its designated factory position,
• limits the ingress of dirt and moisture around the filter element,
• supports the maintenance of proper airflow to the engine,
• helps preserve the integrity of the factory engine bay layout.

Its placement on the left side of the vehicle allows for a direct replacement of a worn or damaged part without the need for intake system modifications.

Construction, Fitment, and Installation

The cover is designed as part of the Air Filters system for the BMW 7 Series E65/E66, retaining factory mounting points and geometry. This means installation proceeds as intended by the manufacturer, without the need for modifications or adapting non-original brackets.

By using the original design:

• correct clearances from adjacent engine bay components are maintained,
• the cover integrates with other air filter housing elements,
• the risk of improper routing of hoses and wiring near the intake system is minimized.

The part is intended for installation on the left side of the vehicle, making it easy to identify the correct part when planning repairs or replacements.

Benefits of Using an Original BMW Cover

Using an original air filter housing cover for the BMW E65/E66 offers a range of practical operational benefits. The most important include:

• Factory Fitment – perfect alignment with the air filter housing and engine bay components, without play or stress.
• Intake System Cohesion – maintaining the manufacturer's intended airflow geometry.
• Reduced risk of contaminants entering the area around the filter element.
• Direct replacement of a damaged cover without interfering with other components.

A used, original intake system component is a sensible choice for drivers who want to maintain the vehicle's factory construction while optimizing service costs.

Application in Service and Intake System Upgrades

Replacing the left-side air filter housing cover is recommended when the existing part has suffered mechanical damage, deformation, or has lost mounting stability. A correctly fitted cover:

• facilitates air filter element servicing,
• ensures an aesthetic and organized appearance of the engine bay,
• contributes to maintaining stable engine operating conditions regarding air supply.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and require other parts from the same group, such as housings, intake ducts, or additional covers, check the available parts in the BMW Air Filters category.

How to Assemble Used Intake System Components

When selecting used intake system components – such as housings, covers, or air ducts – it is advisable to use one-stop-shop solutions that allow you to assemble all necessary components in one place, maintaining brand and part group consistency. To better plan your purchases and avoid accidentally combining incompatible replacements, consult the guide: Comprehensive Sourcing: From Engine to the Smallest Clip – How to Assemble Used Car Parts in One Place?.