Range Rover Vogue L405 Intercooler Pipe Hose 4.4 Diesel CPLA-9G738-DC

Range Rover Vogue L405 Intercooler Pipe Hose 4.4 Diesel is a component from the Lines, hoses and pipes group, designed for the turbocharging system in a diesel engine. It enables efficient routing of compressed air between the intercooler and other components of the intake system, supporting the stable operation of the 4.4 Diesel unit.

Specifications and technical data

• SKU: CPLA-9G738-DC
• Mark: Range Rover
• Condition: Used
• OEM Part Number: CPLA-9G738-DC
• Substitutable numbers: CPLA-9G738-DC, CPLA9G738DC, LR056253, CPLA-9G738-DB
• Fuel type: Diesel
• Part type: Pipe
• Category: Hoses, Lines & Pipes

Purpose and function in the turbocharging system

The intercooler hose in the Range Rover Vogue L405 is responsible for transporting cooled charge air in a diesel engine. A properly selected hose reduces pressure drops, minimizes the risk of leaks, and helps maintain the correct intake air temperature, which translates into stable power and smooth operation of the engine.

This component is particularly important in turbocharged vehicles, where the intake system operates under increased pressure. The correct intercooler hose helps avoid problems such as power loss, smoke, or the engine entering limp mode.

Technical characteristics and fitment

The intercooler hose has been designed to work with the 4.4 Diesel engine, ensuring proper air routing within the pressure and temperature ranges typical for this unit. The design of the hose is adapted to the geometry of the Range Rover Vogue L405 engine bay, allowing for precise installation without tension or twisting.

The product belongs to the Lines, hoses and pipes category, meaning it is a flow system component operating in an environment of variable thermal and pressure loads. Proper fitment of this component reduces the risk of leaks at the connections and improves the durability of the entire intake system.

Product condition and service application

The offered intercooler hose is a used part, making it an attractive solution for service repairs where reasonable cost is important while maintaining proper operating parameters. This type of component is particularly useful when fixing faults related to cracks, abrasions, or delamination of the existing hose in the vehicle.

Replacing the intercooler hose is recommended when symptoms of boost pressure loss, audible hissing of air in the engine bay, or visible traces of oil on the surface of the hose appear. Using a properly selected element allows for restoring the correct operation of the turbocharging system without the need to interfere with other components.

Benefits of using the correct intercooler hose

Selecting the right hose in the intake system of a Range Rover with a diesel engine translates into several significant operational benefits:

• stable boost pressure across the entire rev range,
• reduced risk of leaks and power drops,
• more predictable throttle response,
• reduced load on other turbocharging system components.

For the user, this means more consistent performance and a lower risk of unplanned vehicle downtime resulting from intake system failures. In the case of diesel engines, where boost pressure is crucial for engine operation, a functional intercooler hose is an important element of preventive maintenance.

System expansion and additional information

If you are planning a comprehensive repair or upgrade of the engine area in your Range Rover and need other elements from the same group, such as air lines, vacuum hoses, or cooling system pipes, check out the available parts in the Range Rover Lines, hoses and pipes category.

When planning broader modernization work, it is also worth considering the use of used components in other makes and models, which allows you to optimize your budget without sacrificing solid solutions – you can find more on this topic in the article Audi on second-hand parts – tuning and repairs without losing quality.