Range Rover Freelander 2 L359 Air Charge Intercooler Radiator 2.2 TD4 LR031466

Range Rover Freelander 2 L359 Air Charge Intercooler Radiator 2.2 TD4 is an original intercooler designed for diesel engines, ensuring stable operating conditions for the power unit. Thanks to its factory-engineered design for the diesel turbocharging system, it guarantees proper intake air cooling and supports smooth, predictable turbocharger operation.

Specifications and technical data

• SKU: 6G91-9L440-ED
• Mark: Range Rover
• Condition: Used
• OEM Part Number: 6G91-9L440-ED
• Substitutable numbers: 6G91-9L440-ED, 6G919L440ED, LR009802
• Fuel type: Diesel
• Part type: Intercooler
• Category: Intercoolers

Purpose and function in the turbocharging system

The intercooler in the Freelander 2 L359 model with a 2.2 TD4 engine is responsible for lowering the temperature of the compressed air flowing from the turbocharger to the intake manifold. Cooler air has a higher density, which translates into better cylinder filling, stable torque, and proper engine performance across the entire rev range. A properly selected intercooler helps reduce power loss under load, supports uniform combustion of the fuel mixture, and decreases the risk of overheating turbocharging system components. In the case of diesel engines, this is of particular importance for the durability of the injection system and the turbocharger.

Benefits of using an original intercooler

Using a factory intercooler dedicated to the Range Rover allows you to maintain the parameters specified by the vehicle manufacturer. In practice, this means:

• correct airflow throughout the entire intake system,
• properly selected capacity and thermal efficiency,
• compatibility with factory mounts and hoses,
• consistency with engine control unit maps prepared for the 2.2 TD4 unit. As a result, replacing a damaged intercooler with an original part from the Intercoolers category allows you to restore factory performance without the need for installation modifications or interference with the control software.

Technical characteristics and compatibility

The presented intercooler has been designed to work with a diesel engine, which means it is adapted to higher boost pressures and thermal conditions typical for diesel units. The design provides for operation under a wide range of loads, from city driving to long-term highway loads. Original manufacturer markings and available replacement numbers facilitate clear identification of the part and its matching to a specific vehicle configuration. This is particularly important when selecting components within the same model generation, where differences resulting from engine versions or production changes occur.

Condition, service application, and installation

The item comes from a group of used parts, which allows for economical repair of the turbocharging system while maintaining the original technical specification. This type of solution is often chosen by professional service centers when the priority is to combine factory fitment with reasonable vehicle maintenance costs. The intercooler is intended for direct replacement of a damaged intercooler in a Range Rover Freelander 2 L359 with a diesel engine. Thanks to the preservation of factory geometry and mounting points, the installation process is predictable, without the need for structural modifications in the engine bay.

Cooling system expansion and technical knowledge

A functional charge air cooling system is one of the key elements in protecting the power unit from overheating and excessive thermal load. While replacing the intercooler, it is worth verifying the condition of intake hoses, clamps, and other air path components to avoid leaks and pressure drops. If you want to better understand how radiators and the entire cooling system affect engine durability and what symptoms may indicate overheating problems, check out the article: Engine cooling system – overheating, repair, and used radiators. This is a practical addition to your knowledge when planning repairs or diagnostics. If you are planning a comprehensive repair or upgrade of the turbocharging area in your Range Rover and need other components from the same group, such as additional intercoolers, air hoses, or mounting elements, check out the available parts in the Range Rover Intercoolers category.