Volkswagen Audi Seat Skoda Water Hose Radiator Coolant Pipe Line 1K0122073FS

Volkswagen Audi Seat Skoda Water Hose Radiator Coolant Pipe Line is an original component from the Cooling system hoses and pipes group, designed for use in the cooling systems of VAG group vehicles. This used Audi brand component ensures factory-spec connection geometry, proper coolant flow, and a perfect fit for standard radiator and engine ports, which facilitates installation and reduces the risk of leaks.

Specifications and technical data

• SKU: 1K0122073FS
• Mark: Audi
• Condition: Used
• OEM Part Number: 1K0122073FS
• Substitutable numbers: 1K0122073FS, 1K0 122 073 FS
• Category: Coolant Hoses

Purpose and function in the cooling system

The presented radiator water hose is responsible for the stable routing of coolant between the radiator and other system components. A correctly selected hose:

• maintains circuit integrity under typical engine thermal loads,
• ensures an appropriate flow cross-section, which supports efficient heat dissipation,
• minimizes the risk of air pockets in the cooling system.

Thanks to its original design, the hose works with standard clamps and mounts, which translates into predictable system behavior under various operating conditions.

Construction and installation fit

The hose is designed as a molded component, with a shape adapted to the engine bay space in Volkswagen, Audi, Seat, and Skoda group vehicles. Properly selected wall stiffness and flexibility:

• limits the phenomenon of hose kinking during temperature and pressure changes,
• ensures stable hose routing without rubbing against adjacent components,
• facilitates correct alignment of the ports relative to the radiator and engine.

Its original Audi origin means compliance with the factory quality standards used in the group's vehicles, which is important for precise fitting to sockets and brackets.

Benefits of using an original water hose

Using this radiator water hose to replace a worn or leaking component allows for the restoration of proper cooling system operation. In practice, this means:

• reducing the risk of engine overheating,
• stable engine operating temperature in city traffic and on the highway,
• limiting coolant loss resulting from micro-leaks.

A used but functional hose is a reasonable choice for vehicle maintenance where a combination of factory fitment and repair cost control is important.

Component condition and practical service application

The offered hose comes from disassembly and is classified as used, which in practice means it is suitable for further operation after proper installation and a leak test of the entire system. This type of component is particularly useful for:

• repairs after radiator failure or mechanical damage to hoses,
• comprehensive cooling system service after engine overheating,
• restoring the original configuration in VAG group vehicles.

Selecting a hose consistent with the vehicle's technical documentation helps avoid collision issues with other components and ensures proper coolant flow throughout the entire engine operating range.

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 flexible water hoses, rigid connecting sections, or additional circuit branches, check the available parts in the Audi cooling system hoses and pipes category.

Technical support and part selection

The proper condition of cooling system hoses has a direct impact on the durability of the engine. To better understand the relationships between the radiator, coolant pump, and hoses, as well as the symptoms of overheating, it is worth reading our guide: Engine cooling system – overheating, repair, and used radiators.

If you are interested in a broader context regarding the use of used components in vehicles from the 1998–2012 model years, including Audi models, the following article may also be helpful: The second life of a youngtimer – how used car parts rejuvenate cars from 1998–2012.