Audi A4 B7 Water Coolant Flange Pipe Hose Line 2.0 TFSI 06D121133C

Audi A4 B7 Water Coolant Flange Pipe Hose Line 2.0 TFSI is an original component from the Cooling system hoses and pipes group, designed for operation in the engine coolant circuit. The precise geometry of the flange ensures a tight connection of the hoses and stable fluid flow, which translates into a safe operating temperature for the power unit. This is a practical solution for users looking for a proven component with a factory fit for the Audi cooling system.

Specifications and technical data

• SKU: 06D121132A
• Mark: Audi
• Condition: Used
• OEM Part Number: 06D121132A
• Substitutable numbers: 06D121132A, 06D 121 132 A, 06D121133C, 06D 121 133 C
• Category: Coolant Hoses

Function of the flange in the Audi cooling system

The water flange in the 2.0 TFSI engine is responsible for directing the flow of coolant between the engine block and other system components. A correctly selected element:

• maintains the tightness of cooling hose connections under varying pressure and temperature,
• stabilizes the position of the hoses, reducing the risk of abrasion and leaks,
• supports even heat dissipation from the power unit.

Thanks to this, the cooling system operates in a predictable manner, and the engine maintains proper thermal conditions during daily use.

Why it is worth using an original Audi flange

The original water flange designed for the Audi A4 B7 2.0 TFSI ensures a factory fit to the block sockets and hose diameters. This means:

• no need for modifications during installation,
• compliance with the factory geometry of the cooling system,
• easier diagnostics and service in the future.

Precise fit with other cooling system components reduces the risk of micro-leaks, which often appear when using replacements with different shapes or manufacturing tolerances.

Condition of the component and service application

The presented flange is a used component, which makes it a reasonable option for maintenance repairs when it is crucial to maintain the factory design at controlled costs. This type of component will work well, among other things, for:

• eliminating coolant leaks in the area of flanges and connections,
• preventive cooling system service after engine overheating,
• restoring the original hose configuration after previous modifications.

Selecting a flange compatible with the Audi cooling system helps restore proper fluid circulation and reduces the risk of recurring failures in this area.

Technical support and selection of cooling system components

When working on the cooling system, it is worth paying attention to the completeness of the entire circuit – the condition of hoses, connections, the radiator, and flow control elements. For users who want to better understand the impact of an efficient fluid circuit on the durability of the power unit, the following article will be helpful: Engine cooling system – overheating, repair, and used radiators. You will find practical information there about the symptoms of overheating and the consequences of service neglect.

Other Audi cooling system components

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 flanges, hose sections, or flexible hoses, check the available parts in the Audi cooling system hoses and pipes category.