VW Volkswagen Touareg AL Turbo Oil Return Pipe Tube Line Hose 3.0 TDI 059145735Q

VW Volkswagen Touareg AL Turbo Oil Return Pipe Tube Line Hose 3.0 TDI is a component from the Turbochargers and parts group, designed for the turbocharging system in the 3.0 TDI diesel engine. It is responsible for the safe return of lubricating oil from the turbocharger, which is crucial for the stable operation of the power unit and reducing the risk of turbo damage.

Specifications and technical data

• SKU: 059145735Q
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 059145735Q
• Substitutable numbers: 059145735Q, 059 145 735 Q, c 059 145 735 Q, c059145735Q
• Part type: Piping
• Category: Turbos & Parts

Function and role of the turbo oil return pipe

The oil return pipe in a turbocharging system is responsible for draining heated oil from the turbocharger housing back into the engine's lubrication system. A correctly selected and sealed component:

• ensures stable lubrication of the turbocharger bearings,
• reduces the risk of oil leaks in the turbo area,
• helps maintain proper pressure in the lubrication system,
• supports the long-term, predictable operation of the 3.0 TDI engine.

For high-torque diesel units, such as the Touareg 3.0 TDI, a functional oil return pipe is an important element in maintaining smooth turbocharger operation, especially under highway loads and towing conditions.

Why choose an original Volkswagen component

The turbo oil return pipe dedicated to the Touareg was designed by Volkswagen taking into account factory assembly tolerances and the thermal characteristics of the 3.0 TDI engine. This means:

• precise fit to the mounting points on the engine block and turbocharger,
• pipe geometry consistent with the original routing in the engine bay,
• materials selected for high-temperature operation and contact with engine oil.

An original element from the Turbochargers and parts group minimizes the risk of assembly issues, pipe stress, or collisions with other components in the engine bay, which is particularly important in densely packed V6 TDI units.

Application, installation, and service aspects

The turbo oil return pipe in the Touareg 3.0 TDI is typically replaced during:

• turbocharger regeneration or replacement,
• detection of oil leaks around the pipe connections,
• service work related to the turbo lubrication and cooling system.

During installation, it is recommended to pay attention to:

• correct positioning of the pipe relative to heat shields and adjacent components,
• use of appropriate seals in accordance with the manufacturer's technology,
• leak check after the first start-up and warming up of the power unit.

This approach reduces the risk of repeated disassembly and helps keep the turbocharging system in a stable operating condition.

Condition of the item and benefits of choosing a used part

The offered turbo oil return pipe is a used part, sourced from dismantling. For many Touareg 3.0 TDI users, this is a reasonable compromise between repair costs and maintaining the factory specifications of the component. A properly selected used part:

• allows for lower turbocharging system service costs,
• maintains the original pipe routing geometry,
• can be an effective alternative to aftermarket replacements of uncertain quality.

Before installation, it is worth performing a standard visual inspection for any mechanical damage or signs of excessive external corrosion.

Expanding the turbocharging system in the Volkswagen Touareg

If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other elements from the same group, such as oil lines, turbocharger mounting hardware, or additional turbocharging components, check out the available parts in the Volkswagen Turbochargers and parts category.

To better assess when choosing a used turbo oil return pipe and other VW components is economically and technically justified, it is worth reading our guide: Volkswagen – solidity and reliability. Why are used VW parts a reasonable choice?