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Audi A4 B9 A5 F5 Water Cooling Coolant Pipe Hose Line 2.0 TDI 05L122157AS
SKU: 05L122157AS
Product from a certified dismantling facility
Condition:
Used
Available:
2
Delivery time:
Estimated delivery in the country Italy between Wed, May 20 and Mon, May 25
Dispatched today if paid before 14:00
Payment methods:
Returns:
30 days return
Delivery from:
Free delivery
Retail price€28.95
Promo price€24.61
1
Lowest price in the last 30 days: €28.95
Total for items
€24.61
Audi A4 B9 A5 F5 Water Cooling Coolant Pipe Hose Line is an original cooling system component designed for the precise routing of coolant in 2.0 TDI diesel engines. Thanks to its factory-fit design for Audi A4 B9 and Audi A5 F5 models, it ensures stable thermal operation of the power unit and reduces the risk of leaks. It is a practical solution for users who want to maintain compliance with factory specifications and keep the cooling system within a safe temperature range.
Specifications and technical data
- SKU: 05L122157AS
- Mark: Audi
- Condition: Used
- OEM Part Number: 05L122157AS
- Substitutable numbers: 05L122157AS, 05L 122 157 AS
- Category: Coolant Hoses
Purpose and function in the cooling system
The presented hose belongs to the Cooling system pipes and hoses category, responsible for transporting coolant between key engine components and accessories. For 2.0 TDI units in the Audi A4 B9 and Audi A5 F5, a correctly selected cooling hose has a significant impact on:
- maintaining a stable engine operating temperature under city and highway loads,
- reducing the risk of overheating in high ambient temperature conditions,
- proper coolant circulation throughout the entire circuit.
The original design of the hose ensures proper routing in the engine bay, which minimizes stress, twisting, and potential weak points during operation.
Benefits of using an original Audi hose
Choosing a cooling hose dedicated to specific Audi models brings a number of practical service and operational benefits:
- Factory geometric fit – no need for modifications, cutting, or adjusting universal hoses.
- Constant diameter and appropriate material flexibility, adapted to the operating pressure of the cooling system.
- Compatibility with original clamps and connectors used in the Audi A4 B9 and Audi A5 F5.
- Consistency with the factory routing concept in the engine bay, which facilitates service and diagnostics.
As a result, the hose can be used both for standard replacement of a worn component and for repairs after a cooling system failure, ensuring hassle-free installation and predictable behavior during engine operation.
Product characteristics and condition
The item comes from the Audi brand, which means it complies with the factory quality standards used in the vehicle's original equipment. The product is in used condition, which in practice means that before installation, it is worth visually inspecting the surface of the hose, the connection ports, and any signs of previous use.
In terms of installation, the hose is intended for direct integration into the cooling system, while following the appropriate bleeding procedure after refilling with fresh coolant. A correctly installed hose helps maintain the tightness of the circuit and stable operating parameters of the 2.0 TDI engine under typical road conditions.
Operation in high temperatures and additional tips
The cooling system in modern diesel units operates under significant thermal load, especially in the summer. It is worth paying attention to the condition of all hoses, connections, and related components to avoid engine overheating. If you want to better understand how high temperatures affect the entire cooling circuit and how to reasonably use used components, check out our guide Summer heat vs. cooling system – used radiators and fans as a way to control costs.
Expanding the Audi cooling system
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.
Summary
Audi A4 B9 A5 F5 Water Cooling Coolant Pipe Hose Line is a practical choice for users who expect compliance with factory specifications and predictable cooling system behavior. Its original origin, fit for specific models, and the possibility of direct installation make it a solution that helps maintain a stable engine operating temperature and reduces the risk of failures related to overheating.
Delivery details
Ship to: Italy
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Delivery time
Estimated delivery in the country Italy between Wed, May 20 and Mon, May 25
Dispatched today if paid before 14:00
Estimated delivery dates include sellers dispatch time, origin postcode,destination postcode and time of acceptance, and will depend on the postage service selected and receipt of cleared payment. Delivery times may vary, especially during peak periods.
Will usually dispatch within same working day if paid before 14:00 BST (excludes weekends and holidays). Expected dispatch time may vary and is based on sellers order cut-off time.
In the automotive store Global Parts, we offer fast and secure deliveries for our customers in Italy, ensuring maximum compliance with local service standards. Each order is processed with the utmost attention, guaranteeing a fluid shopping process and a timely delivery. If you need assistance in choosing the right part, our team of consultants will be happy to help you find the right part for your vehicle and provide information on installation, availability and parameters of the selected components.











