Land Rover Discovery 2 L318 Air Filter Box Housing Assembly 2H2Z-9609-AA

Land Rover Discovery 2 L318 Air Filter Box Housing Assembly is an original intake system component designed for second-generation Discovery models. It ensures stable mounting of the filter element and proper airflow to the engine, which promotes smooth engine operation and maintains optimal performance parameters. Thanks to its factory design, it fits factory mounting points and works with stock intake hoses.

Specifications and technical data

• SKU: PHB000131
• Mark: Land Rover
• Condition: Used
• OEM Part Number: PHB000131
• Substitutable numbers: PHB000131, 2H2Z9609AA, 2H2Z-9609-AA
• Part type: Air Filter Housing
• Category: Air Filter Housings

Purpose and function in the intake system

The presented air filter housing is a component of the air supply system in the Land Rover Discovery 2 L318. Its function is to:

• keep the filter element in a stable position,
• seal the airflow between the filter and the intake hoses,
• protect the filter element from contaminants in the engine bay,
• ensure proper airflow geometry to the engine.

Thanks to its factory design, the housing works with the stock intake system, which facilitates installation and allows for maintaining engine performance parameters in accordance with the manufacturer's specifications.

Construction and fitment for Land Rover Discovery 2

The housing has been designed specifically for the Discovery 2 L318 platform, which means that the arrangement of mounts, ports, and connections corresponds to the original vehicle configuration. This facilitates:

• trouble-free connection of stock intake hoses,
• proper positioning relative to the body and engine bay,
• maintenance of the factory rigidity of the filter mounting system.

Such fitment reduces the risk of leaks, unwanted vibrations, and improper air intake from outside the filter.

Condition, origin, and benefits of using a used part

The item comes from the group of original Land Rover parts and is offered as a used component. For the user, this means:

• preservation of factory geometry and build quality,
• compatibility with the stock Discovery 2 intake system,
• possibility of an economical repair or replacement of a damaged housing.

Choosing an original, used air filter housing is particularly beneficial for vehicles operated off-road, where the intake system is exposed to mechanical damage and heavy soiling.

Why it is worth using a factory air filter housing

Using an original air filter housing in the Land Rover Discovery 2 L318 helps maintain stable engine operating conditions. A properly selected housing:

• reduces the risk of unfiltered air entering the intake system,
• facilitates periodic replacement of the filter element,
• ensures predictable vehicle behavior under various operating conditions.

For users who use their vehicle intensively off-road or on long journeys, a stable and sealed intake system is an essential element in maintaining engine reliability.

Expanding the Land Rover intake system

If you are planning a comprehensive repair or upgrade of the engine area in your Land Rover and need other components from the same group, such as additional housings, intake ducts, or mounting elements, check out the available parts in the Land Rover Air Filter Housings category.

For a better understanding of the impact of individual components on vehicle operation and the principles of selecting used components, it is worth reading our guide: Stock vs. sports suspension – design differences and is it worth buying used suspension parts?.