Audi A6 C7 3.0 TFSI Water Coolant Pipe Hose Line 4G0145922C

The Audi A6 C7 3.0 TFSI Coolant Hose Water Pipe is an original part from the cooling system hoses and pipes group, specifically designed for the demanding environment of the 3.0 TFSI gasoline engine. It ensures stable coolant flow, which translates to safe operating temperature of the powertrain and reduced risk of overheating.

Specifications and technical data

• SKU: 4G0145922C
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0145922C
• Substitutable numbers: 4G0145922C, 4G0 145 922 C
• Category: Coolant Hoses

Purpose and Function in the Cooling System

This hose is part of the factory cooling system in the Audi A6 C7 generation with the 3.0 TFSI engine. Its task is to direct coolant between the system components in such a way as to maintain a stable engine operating temperature under various load conditions.

A well-chosen coolant hose:

• ensures proper fluid flow across the entire RPM range,
• reduces the risk of localized overheating and pressure drops,
• maintains system seal at high operating temperatures and pressures.

Original Origin and Fitment

As an Audi part, this hose has been designed for the specific geometry of the A6 C7 3.0 TFSI engine bay. This means precise fitment to the connectors, proper routing within the engine compartment, and adherence to required bending radii without the risk of kinks.

Thanks to this:

• installation is predictable for the mechanic,
• there is no need for modifications or the use of universal adapters,
• the factory concept of powertrain flow and cooling is maintained.

Performance Characteristics and Benefits of Installation

Replacing the coolant hose with an original part from the same model line restores proper cooling system operation after a failure, leak, or wear of the old hose. This is particularly important in turbocharged engines, where thermal loads are higher than in naturally aspirated units.

By using this hose, you gain:

• consistency with the factory Audi specification for the A6 C7 3.0 TFSI,
• stable engine operating conditions during city and highway driving,
• reduced risk of failures resulting from leaks or hose cracks.

Part Condition and Service Application

The hose is a dismantled part and is offered as a used original part, making it a sensible choice for workshops and users seeking factory fitment at controlled repair costs. This type of part is suitable for both standard service replacement and larger overhaul works within the cooling system.

Technical Support and Additional Materials

If you want to better understand how the cooling system works correctly and what symptoms indicate its malfunction, it's worth consulting the service guide: Engine Cooling System – Overheating, Repair, and Used Radiators. This provides practical knowledge for diagnosing engine operating temperature issues.

When purchasing dismantled parts, a practical guide to the aftermarket can also be helpful: Safe Online Purchase of Used Car Parts – Step-by-Step Guide, which discusses, among other things, selecting parts by catalog numbers and cooperating with workshops.

If you are looking for other Audi cooling system hoses and pipes for your car, check the available products in the category: Audi cooling system hoses and pipes. This will allow you to easily assemble a complete set of parts necessary for comprehensive cooling system maintenance.