Audi A4 B7 1.9 TDI Oil Turbo Feed Pipe Line Hose 038145771L

The Audi A4 B7 1.9 TDI Turbocharger Oil Hose Pipe is an original turbocharger and parts component designed for diesel engines. It ensures a stable oil supply to the turbine, which is crucial for the durability and proper operation of the turbocharger system in Audi 1.9 TDI engines.

Specifications and technical data

• SKU: 038145771L
• Mark: Audi
• Condition: Used
• OEM Part Number: 038145771L
• Substitutable numbers: 038145771L, 038 145 771 L
• Fuel type: Diesel
• Category: Turbos & Parts

Purpose and function in the supercharging system

The turbocharger oil line is responsible for supplying lubricating oil to the turbocharger rotor in a diesel engine. Proper oil flow:

• reduces wear of turbocharger bearings,
• stabilizes the operating temperature of rotating elements,
• reduces the risk of seizure and leaks in the charging system,
• supports the smooth operation of the 1.9 TDI engine over the full load range.

For diesel engines, maintaining adequate oil pressure and cleanliness is particularly important – a functioning oil line is one of the key elements of this system.

Genuine Audi part - fit and compatibility

The turbocharger oil hose offered for the Audi A4 B7 1.9 TDI comes from the original Audi production line. This means:

• factory fit to the turbocharging system in a given model,
• maintaining the original geometry of the cable routing in the engine compartment,
• compatibility with factory mounting points and connections,
• consistency with the operating parameters of the diesel engine.

Using an original component from the turbocharger and parts category allows you to avoid problems typical of replacements, such as incorrect length, diameter or tip angle.

Used condition – a conscious technical choice

The hose is offered in used condition, representing a reasonable compromise between cost and functionality. Maintaining proper tightness and permeability, this type of component can still effectively function in the turbocharger's lubrication system. Choosing a used oil hose is:

• the possibility of reducing the repair costs of the supercharging system,
• maintaining the original manufacturer's specifications,
• reducing the risk of mismatch compared to random substitutes.

Before installation, it is recommended to carry out a standard inspection of the internal and external condition of the pipe and the correctness of the seals, in accordance with service procedures for diesel engines.

Benefits of a properly selected turbo oil line

A functioning oil line in the Audi A4 B7 1.9 TDI translates directly into:

• longer turbocharger life thanks to stable lubrication,
• more predictable operation of the diesel engine at high loads,
• reduced risk of oil leaks in the turbine area,
• maintaining the factory parameters of the supercharging system.

For users who plan to replace or service a turbocharger, installing a properly selected oil line is one of the basic preventive steps.

Other Audi turbocharger oil lines and technical knowledge

If you're looking for other turbocharger oil lines for Audi, check out our dedicated category: turbocharger oil lines for Audi . There you'll find a wide selection of components from the same group, designed for various models and engine versions.

When planning to buy a used turbocharger component, it's worth expanding your knowledge of selecting original components. Our guide will be helpful: The Best Used Car Parts – A Guide to the Most Popular Original Parts for Popular Car Makes and Models , in which we discuss the practical aspects of selecting used components, including turbocharger-related components.