Audi Q7 4L 4.2 TDI Turbo Oil Feed Line Pipe Hose 057145771N

The Audi Q7 4L 4.2 TDI Turbocharger Oil Hose is an original turbocharger and parts component designed for use in Audi diesel engines. It ensures a stable oil supply to the turbocharger, ensuring safe operation of the entire turbocharger system and component durability.

Specifications and technical data

• SKU: 057145771N
• Mark: Audi
• Condition: Used
• OEM Part Number: 057145771N
• Substitutable numbers: 057145771N, 057 145 771 N
• Category: Turbos & Parts

Purpose and function in the supercharging system

The turbocharger oil line for the Audi Q7 4L 4.2 TDI is responsible for precisely supplying engine oil to the turbine bearings. Proper lubrication is crucial for reducing friction, dissipating heat, and maintaining stable turbocharger operating parameters across a wide range of loads.

The original cable design guarantees:

• appropriately selected flow diameter for the correct oil pressure,
• reliable connection to the turbocharger housing and the engine lubrication system,
• Compatibility with factory wiring in the Audi Q7 4L engine compartment.

Original Audi brand and installation fitment

This component comes from the Audi OE line, ensuring factory-standard workmanship and full compatibility with the Q7 4L 4.2 TDI turbocharger system. This ensures the hose fits the standard mounts, brackets, and connections without the need for modifications or adapters.

In practice, this means:

• reliable fit with the turbocharger and engine block,
• maintaining the original cable routing geometry,
• reduced risk of leaks compared to imprecisely shaped substitutes.

Used condition and the benefits of choosing parts from dismantling

The hose is offered in used condition, allowing for cost-effective repair of the supercharger system while maintaining original Audi quality. Many users find this a reasonable compromise between cost and durability, especially when it comes to metal components, which, with proper maintenance, retain their properties for a long time.

Choosing a used turbocharger oil line includes:

• ability to maintain factory specifications of the turbine lubrication system,
• reducing service costs while maintaining the original design,
• better fit than many cheaper alternatives.

Application in turbocharger servicing

The Audi Q7 4L 4.2 TDI Turbocharger Oil Hose is perfect for both replacing a worn hose and for a complete turbocharger rebuild. A stable oil supply is crucial for proper turbine operation, so replacing the hose if it shows signs of leaks, sweating, or corrosion is a recommended service.

In practice, the use of this element helps:

• minimize the risk of insufficient lubrication of turbine bearings,
• reduce the possibility of oil leaks in the turbocharger area,
• maintain stable operating conditions of the diesel engine under load.

Other turbochargers and parts for Audi

If you're also looking for other turbochargers and parts for Audi, check out our dedicated offer: turbochargers and parts for Audi . This will help you easily select compatible turbocharger components for your model.

Practical service and operating advice

When planning a turbocharger oil line replacement, it's worth considering the overall condition of the lubrication system and the vehicle's maintenance schedule. It's good practice to combine such work with inspections of other engine components, which helps reduce costs and vehicle downtime.

Additional tips on the operation and replacement of components can be found in the article: TOP 10 most frequently replaced parts in your car , which describes how to plan a service to take care of your car in a cost-effective and technically justified manner.