Land Rover Discovery 4 L319 Air Intake Pipe Hose 3.0 Diesel AH22-7990-AC

Land Rover Discovery 4 L319 3.0 Diesel Air Intake Hose is an original air supply system component, specifically designed for diesel engines. As part of the Hoses, Pipes & Tubes group, it is responsible for the stable delivery of air to the engine, which translates into proper operation and predictable performance. A used OEM component is a sensible choice for technical repairs or restoring the engine's factory operating parameters.

Specifications and technical data

• SKU: AH22-7990-AC
• Mark: Land Rover
• Condition: Used
• OEM Part Number: AH22-7990-AC
• Substitutable numbers: LR031489, AH22-7990-AC, AH227990AC
• Fuel type: Diesel
• Part type: Hose
• Category: Hoses, Lines & Pipes

Purpose and Function in the Intake System

The air intake hose in the Land Rover Discovery 4 L319 with a diesel engine is responsible for directing the correct amount of air to the supply system. A properly selected component:

• ensures a sealed connection between successive sections of the intake system,
• stabilizes airflow under various engine loads,
• reduces the risk of power loss due to leaks or hose deformation,
• supports the proper operation of engine accessories in road conditions typical for off-road vehicles and SUVs.

By maintaining the factory geometry and internal diameter, the hose allows for flow parameters consistent with the manufacturer's specifications, which is particularly important in Diesel engines, sensitive to the quality and quantity of ingested air.

Application in Land Rover Discovery 4 L319

The component has been designed for a specific model and engine configuration, guaranteeing a proper fit within the engine bay and to adjacent components. In practice, this means:

• secure mounting at factory attachment points,
• compatibility with the air routing system in the Discovery 4 L319,
• no need for modifications or shape adjustments during installation.

This solution is particularly beneficial for servicing vehicles used in demanding conditions, where reliability and repeatable operating parameters are crucial.

Characteristics of a Used OEM Component

The offered hose is a used part, sourced from disassembly, allowing for an attractive price while maintaining factory specifications. Compared to low-budget aftermarket alternatives, an original component:

• retains its correct shape and structural rigidity,
• is made from materials selected by the manufacturer for temperature and vibration resistance,
• maintains compatibility with other intake system components.

For workshops and individual users, this means predictable installation and a reduced risk of problems arising from imprecise fitment.

Benefits of Using an Original Intake Hose

Using an original air intake hose in a diesel engine offers a range of practical service and operational benefits:

• maintaining stable engine operating parameters,
• reducing the risk of air flow-related errors,
• easier intake system diagnostics due to the preserved factory configuration,
• consistency with other air supply system components.

For vehicles like the Discovery 4 L319, often operated in diverse conditions, maintaining the original intake system design is important for long-term, predictable engine performance.

Related System Components and Additional Information

If you are planning a comprehensive repair or upgrade of the engine area in your Land Rover and need other parts from the same group, such as additional intake hoses, vacuum hoses, or breather pipes, check the available parts in the Land Rover Hoses, Pipes & Tubes category.

For major repairs, especially after collisions or mechanical damage to the engine bay, it is worth familiarizing yourself with practical tips on selecting used body and accessory parts – the article Body and Chassis – Post-Accident Repairs Using Dismantled Parts, which discusses the principles of safe use of dismantled parts in professional service, may be helpful.