Range Rover L405 Intercooler Pipe Hose Line Diesel Engine 4.4 SDV8 CPLA-6N650-DB

The Range Rover 4.4 SDV8 Intercooler Hose is an original intake system component designed for the diesel engine, ensuring stable delivery of compressed air between the intercooler and other components. This is a practical solution for users who want to restore proper engine operation without compromising fit and seal.

Specifications and technical data

• SKU: CPLA-6N650-DB
• Mark: Range Rover
• Condition: Used
• OEM Part Number: CPLA-6N650-DB
• Substitutable numbers: LR036485, CPLA-6N650-DB, CPLA6N650DB
• Fuel type: Diesel
• Part type: Hose
• Category: Hoses, Lines & Pipes

Purpose and Function in the Intake System

The intercooler hose for the 4.4 SDV8 diesel engine is responsible for safely directing compressed, cooled air from the charge air cooler to the intake manifold. A correctly selected component in this part of the system is crucial for:

• maintaining stable boost pressure across the entire engine speed range,
• preserving intake system seal under high loads,
• limiting power loss resulting from leaks or hose deformation,
• maintaining predictable vehicle behavior during acceleration and high-speed driving.

The component has been specifically designed to meet the requirements of the diesel engine, which translates to appropriate diameter, shape, and resistance to temperature and pressure pulsations.

Construction and Fit for Range Rover

This hose belongs to the category of Hoses, Tubes, and Pipes, meaning it is an integral part of the vehicle's fluid transfer system. As a component dedicated to the Range Rover brand, it ensures:

• factory fit to mounting points and routing within the engine bay,
• appropriate geometry minimizing the risk of rubbing against other components,
• stable operation under high thermal load conditions typical for turbocharged diesel engines.

Thanks to its construction, which aligns with the original manufacturer's design, installation is predictable, without the need for modifications or additional adapters.

Benefits of Using an Original Intercooler Hose

Using a dedicated hose in the diesel engine's intake system brings tangible operational benefits:

• stable boost characteristics – reducing pressure drops and turbo lag,
• more consistent performance across the entire RPM range, especially during dynamic driving,
• reduced risk of failures related to leaks or hose rupture,
• better compatibility with the factory engine software, which assumes specific airflow parameters.

This solution is particularly beneficial for users who expect predictable vehicle behavior in daily operation and when driving under load, e.g., with a trailer or off-road.

Characteristics of a Used Part

The offered intercooler hose is a used part, allowing for optimized repair costs while maintaining the original design specifications. For many Range Rover owners, this is a sensible compromise between price and quality, especially for components that must precisely match a specific model and engine version.

Before installation, a standard inspection of the working surfaces, sockets, and mounting clamps is recommended to ensure maximum intake system seal after replacement.

Selection and Other Range Rover Hoses, Tubes, and Pipes

When selecting an intercooler hose, it is advisable to verify compatibility with the specific diesel engine version and vehicle configuration. If necessary, you can compare the shape and mounting points with the currently installed component to ensure the new hose will operate in the correct position.

If you are looking for other Range Rover hoses, tubes, and pipes for your vehicle, check out our dedicated category: Range Rover Hoses, Tubes, and Pipes, where you will find a wide selection of intake system, cooling, and other installation components.

Technical Support and Knowledge of Used Parts

When working with powertrain components – including intercooler hoses – it is beneficial to be aware of best practices for selecting parts based on manufacturer markings and vehicle configuration. If you are interested in a broader context of using aftermarket components, consult the guide: Why Buying Used Gearboxes and Engines is Worth It – Facts Instead of Myths. You will find practical information there that helps make informed decisions when choosing other powertrain components as well.