Audi A4 B8 1.8 TFSI Petrol CABB Turbocharger Oil Feed Tube Pipe Line 06H145771

The Audi A4 B8 1.8 TFSI Petrol CABB Turbocharger Oil Line Hose is an original part from the Oil Coolers and Lines group, designed for the turbocharging system in a petrol engine. It ensures a stable oil supply to the turbocharger, which translates to safe lubrication and control of the engine's operating temperature. This is a practical solution for users who want to restore the correct operating parameters of the oil system in their Audi.

Specifications and technical data

• SKU: 06H145771
• Mark: Audi
• Condition: Used
• OEM Part Number: 06H145771
• Substitutable numbers: 06H145771, 06H 145 771
• Fuel type: Petrol
• Category: Engine Oil Coolers & Lines

Purpose and Function in the Turbocharging System

The presented oil line is dedicated to the 1.8 TFSI CABB petrol engine in the Audi A4 B8, where it is responsible for the stable transport of oil to the turbocharger. A properly functioning oil hose reduces the risk of insufficient rotor lubrication, turbocharger housing overheating, and accelerated wear of rotating components.

This component operates in a demanding environment of high temperature and pressure, therefore its sealing and unobstructed flow directly impact:

• turbocharger lifespan,
• oil pressure stability in the system,
• safe operation of the petrol engine under load.

Technical and Constructional Characteristics

The turbocharger oil line for the Audi A4 B8 1.8 TFSI has been designed as a lubrication system component, working with the petrol engine and the factory turbocharger. The hose's construction includes:

• an appropriately selected inner diameter to maintain proper oil flow,
• a shape adapted for routing within the engine bay,
• connectors prepared to interface with factory mounting points.

This ensures an organized installation without the need for modifications to other engine components.

Application in the Oil System and Oil Cooling

As a component of the Oil Coolers and Lines category, this oil hose is part of the oil circuit responsible for both lubrication and partial heat dissipation from the turbocharger. An efficient hose:

• reduces the risk of localized overheating around the turbocharger,
• supports maintaining stable engine oil temperature in the petrol engine,
• prevents leaks that could lead to a drop in oil pressure.

For TFSI engines, which often operate under higher loads, maintaining proper oil flow to the turbocharger is crucial for preserving power and torque parameters over the long term.

Condition, Selection, and Installation Aspects

The offered oil line is a used part, allowing for economical repair of the turbocharging system while maintaining the original manufacturer's specifications. Choosing parts from this group is particularly important when symptoms such as oil leaks around the turbocharger, signs of seepage on the lines, or a decrease in engine stability at higher RPMs appear.

Before installation, it is recommended to:

• check the condition of the connection ports in the turbocharger and engine block,
• verify the unobstructed flow of the oil line,
• check for leaks after starting the engine.

Technical Support and Additional Information

To better understand the impact of the oil system and cooling on engine durability, it is worth consulting the guide on diagnosing and operating cooling and oil circulation systems – this is thoroughly discussed in the article Engine Cooling System – Overheating, Repair, and Used Coolers, where you will find practical tips on protecting the engine from overheating.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as oil lines, oil return lines, or parts that work with the oil cooler, check the available parts in the Audi Oil Coolers and Lines category.