Audi A4 B8 A5 8T Heater Coolant Hoses Pipes Water Line 2.0 TDI 8K2819350AD

Audi A4 B8 A5 8T Heater Coolant Hoses Pipes Water Line for the Audi A4 B8 and A5 8T with a 2.0 TDI engine are a key component ensuring stable operating temperatures for the powertrain. The offered set of coolant hoses is an original solution dedicated to this specific model configuration, which translates into precise fitment and proper fluid circulation. It is a practical choice for users looking for a proven cooling system component at a reasonable price.

Specifications and technical data

• SKU: RHD-8K2819350AD
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K2819350AD
• Substitutable numbers: 8K2819350AD, 8K2 819 350 AD
• Part type: Pipe
• Category: Coolant Hoses

Purpose and compatibility for Audi A4 B8 / A5 8T 2.0 TDI

The offered set of coolant hoses has been designed for the cooling system in Audi A4 B8 generation and Audi A5 8T models with a 2.0 TDI diesel engine. The design of the hoses and water pipes is adapted to the factory routing in the engine bay, which facilitates installation and minimizes the risk of interference with other components. This ensures proper fluid circulation between the engine block, the heater core, and other system elements.

Technical characteristics of the coolant hoses

The set of hoses and water pipes is responsible for transporting coolant within the engine and heater core, ensuring stable thermal conditions during engine operation. Properly shaped flexible and rigid sections dissipate heat from the engine while enabling efficient heating of the vehicle interior. The use of original hose geometry reduces stress, improves connection tightness, and lowers the risk of leaks at critical points in the system.

Benefits of using original cooling hoses

Choosing original cooling system hoses for your Audi allows you to maintain the factory operating parameters of the engine and heater. The most important advantages of this solution include:

• maintaining proper coolant flow throughout the entire system,
• proper matching of hose diameters and shapes to connectors and fittings,
• reduced risk of engine overheating and decreased cabin heating efficiency,
• easier installation thanks to factory routing and mounting points.

As a result, the cooling system operates stably, and the engine maintains the correct operating temperature, which promotes its durability and the proper functioning of auxiliary equipment.

Condition of the item and service application

The offered hose set comes from disassembly and is intended for reinstallation in vehicles where existing hoses have become worn, cracked, or leaky. This solution is particularly useful for maintenance repairs when it is necessary to replace a part of the cooling system without interfering with other components. Using original components reduces service time and ensures consistency with the vehicle's factory configuration.

Technical support and additional materials

To better understand the impact of temperature on cooling system performance and the importance of functional hoses, it is worth checking out our guide: Summer heat vs. cooling system – used radiators and fans as a way for economical operation. You will find practical tips on diagnostics and maintenance of components responsible for heat dissipation from the engine.

If you are planning a comprehensive repair or upgrade of the cooling system area in your Audi and need other elements from the same group, such as additional lines, hoses, or water pipes, check the available parts in the Audi cooling system hoses and pipes category.