Audi Q7 4L 4.2 TDI Turbo Oil Feed Line Pipe Hose 057145772S

The Audi Q7 4L 4.2 TDI Turbine Oil Pipe is an original equipment turbocharger and parts component designed for the turbine lubrication system in diesel engines. This OEM part ensures factory fit and proper oil flow, supporting stable turbocharger operation and reducing the risk of premature wear.

Specifications and technical data

• SKU: 057145772S
• Mark: Audi
• Condition: Used
• OEM Part Number: 057145772S
• Substitutable numbers: 057145772S, 057 145 772 S
• Category: Turbos & Parts

Purpose and function of the turbine oil line

The turbocharger oil line in the Audi Q7 4L 4.2 TDI is responsible for supplying engine oil to the turbocharger core. Proper lubrication is crucial for bearing operation, rotor stability, and maintaining the proper temperature of rotating components. Using an original oil line helps maintain:

• correct oil pressure in the turbocharger area,
• appropriate flow of the lubricating medium at various engine loads,
• consistency with the factory design of the 4.2 TDI unit lubrication system .

Original Audi brand - fit and compatibility

This component comes from the Audi OE line, meaning it was designed to meet the specific design requirements of the engine and turbocharger used in the Audi Q7 4L. This ensures the hose maintains:

• geometry consistent with the factory routing in the engine compartment,
• appropriate diameter and cross-section adapted to the parameters of the oil system,
• compatibility with original mounts and connection points.

The presence of the OEM part number and available interchangeable numbers facilitates clear identification and selection of the correct cable for a specific engine configuration.

Used condition - practical benefits

The hose is offered in used condition, allowing for a cost-effective repair of the turbocharger system while maintaining the original manufacturer's specifications. A used OEM part is a good solution when:

• the existing cable has been mechanically damaged or corroded,
• there are leaks in the turbine lubrication system,
• replacement is necessary as part of a comprehensive turbocharger service.

Choosing a genuine, used oil pipe reduces the risk of fitment issues that can occur with aftermarket parts of uncertain specifications.

Why is it worth using the original Audi Q7 4L 4.2 TDI turbine oil hose?

Using an oil line specifically designed for the Audi Q7 4L 4.2 TDI maintains the integrity of the entire turbocharging system. This is especially important in high-capacity diesel engines, where the turbocharger operates under significant load. A properly selected oil line:

• stabilizes the operating conditions of the turbocharger through proper lubrication,
• reduces the risk of overheating of rotating elements,
• supports the durability of the entire charging system during intensive use.

This makes cable replacement an important element of preventive maintenance, not just a response to a failure.

Other turbochargers and parts for Audi and assistance in selecting OEM parts

If you're looking for other turbochargers and parts for Audi, check out our dedicated offer: Turbochargers and Parts for Audi . There you'll find a wide selection of turbocharger components tailored to popular Audi models.

When selecting used turbocharger components, correct identification by OEM number and vehicle data is particularly important. To simplify this process, we've prepared a practical, step-by-step guide: how to select the right car part by VIN and OEM number . This guide will help you more efficiently verify the compatibility of the turbocharger oil line with your Audi Q7 4L 4.2 TDI.