Audi A8 D3 3.0 TDI Quattro ASB Engine Oil Cooler 059117021E

Audi A8 D3 3.0 TDI Quattro ASB Engine Oil Cooler is an original component from the Oil coolers and lines group, designed for diesel units. It ensures stable heat dissipation from the engine oil, which translates into safe operation of the lubrication system under demanding operating conditions.

Specifications and technical data

• SKU: 059117021E
• Mark: Audi
• Condition: Used
• OEM Part Number: 059117021E
• Substitutable numbers: 059117021E, 059 117 021 E
• Fuel type: Diesel
• Part type: Oil Cooler
• Category: Engine Oil Coolers & Lines

Purpose and function in the lubrication system

The presented oil cooler is designed to work with the diesel engine in the Audi A8 D3 3.0 TDI Quattro ASB model. Its task is to effectively lower the oil temperature, which stabilizes the engine's operating parameters, reduces the risk of overheating, and supports the durability of components working within the lubrication system. Thanks to its fitment for the specific Quattro drive configuration, the cooler works with the system in a predictable and repeatable manner, without the need for interference with the factory engine architecture. This solution allows for maintaining the factory performance characteristics of the engine while ensuring high operational refinement.

Benefits of using an original oil cooler

Using a dedicated oil cooler in the Audi A8 D3 3.0 TDI Quattro ASB brings a number of practical benefits:

• maintaining a stable oil temperature across a wide range of diesel engine loads,
• reducing oil degradation during long highway drives and under load,
• reducing the risk of localized overheating within the lubrication system,
• better working conditions for components interacting with the oil (bearings, crankshaft, timing system),
• maintaining the factory operating parameters of the engine. The original design from the Oil coolers and lines group ensures proper fitment of connections and geometry, which facilitates installation and reduces the time required to replace the component in the vehicle.

Product characteristics and installation

The engine oil cooler for the Audi A8 D3 3.0 TDI Quattro ASB is a component intended for operation in a diesel-powered system. The design has been developed with regard to the specific thermal loads and operating pressures occurring in this engine unit, which allows for safe operation in both urban and highway conditions. The component comes from professional dismantling and is in used condition, which represents a favorable compromise between repair costs and maintaining the original technical specification. With proper installation, using new seals and following the service procedure, the cooler can effectively restore the correct operating parameters of the oil cooling system.

Operation, diagnostics, and selection of a used part

In the case of symptoms such as oil leaks in the vicinity of the heat exchanger, an excessive increase in oil temperature, or a drop in lubrication pressure, replacing the oil cooler is one of the key stages of the repair. Choosing a used, original component allows for cost reduction while maintaining compliance with the factory system design. Before installation, it is recommended to:

• check the tightness of the component at a workshop station,
• verify the condition of the connections and sealing surfaces,
• use new gaskets and the appropriate tightening torque,
• inspect the system for the presence of contaminants in the oil. More practical tips on when choosing a used oil cooler makes sense and how to assess the scope of work for oil leaks and other operational faults can be found in the article: Operational faults and costs: how to repair a car using used auto parts?

Expanding repairs within the Audi oil system

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as additional oil coolers, oil lines, or mounting elements, check the available parts in the Audi oil coolers and lines category.