Audi A6 C8 A7 4K Engine Heating Pipe Coolant Hose Line 2.0 Petrol 4K2819552A

Audi A6 C8 A7 4K Engine Heating Pipe Coolant Hose Line is an original cooling system component designed for petrol engines. Engineered by Audi, it ensures proper coolant flow within the engine area, which promotes stable operating temperatures and safe vehicle operation.

Specifications and technical data

• SKU: RHD-4K2819552A
• Mark: Audi
• Condition: Used
• OEM Part Number: 4K2819552A
• Substitutable numbers: 4K2819552A, 4K2 819 552 A
• Fuel type: Petrol
• Part type: Pipe
• Category: Coolant Hoses

Purpose and function in the cooling system

The offered hose belongs to the Cooling system pipes and hoses group and is dedicated to petrol engines in Audi A6 C8 generation and Audi A7 4K series models. It is responsible for the directional flow of coolant in the engine area, specifically in the circuit responsible for heating the engine unit and related components.

A properly selected hose in this area is important for:

• maintaining a stable operating temperature of the petrol engine,
• proper coolant circulation in the block and accessory zone,
• reducing the risk of local overheating and leaks in the system.

Construction and fitment for Audi A6 C8 / A7 4K

The hose is designed as an OEM component, which means a precise fit to the factory cooling system of the Audi A6 C8 and Audi A7 4K with a petrol engine. The geometry, connection diameters, and hose routing are consistent with the original design, ensuring that installation is straightforward and does not require modification of other components.

Such fitment promotes:

• maintaining factory-sealed connections,
• proper hose routing relative to engine accessories,
• maintaining the original operating characteristics of the cooling system.

Component condition and service application

The hose comes from disassembly and is offered as a used part, which allows for an economical yet technically sound repair of the cooling system. This type of component is suitable both for replacing a damaged hose and during broader service work within the petrol engine, when it is necessary to restore tightness and proper fluid flow.

For workshops and private users, this means the ability to use an original Audi component while maintaining a favorable cost-to-quality ratio and full compatibility with the factory system.

Benefits of using an original engine heating pipe

Using an original hose in the cooling system brings a number of practical benefits:

• Factory fitment – the hose works with other cooling system components according to the manufacturer's design.
• Stable petrol engine operation – proper coolant circulation supports maintaining the optimal unit temperature.
• Hassle-free installation – the correct length and shape of the hose facilitate installation in the engine bay.

This solution is particularly beneficial for repairs where maintaining the original cooling system characteristics and predictable component behavior in the long term are important.

More about the cooling system and good service practices

To better understand the impact of pipes and hoses on engine durability, it is worth checking out the guide on diagnostics and repair of cooling systems – it discusses in detail the effects of engine overheating and the importance of efficient components, such as hoses, radiators, or water pumps: Engine cooling system – overheating, repair, and used radiators.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as additional pipes, return hoses, or sections connecting to the radiator, check out the available parts in the Audi cooling system pipes and hoses category.