Audi A3 8P 1.9 TDI BLS Diesel Turbo Feed Oil Pipe Line Inlet Hose 03G145771J

Audi A3 8P 1.9 TDI BLS Diesel Turbo Feed Oil Pipe Line Inlet Hose is a lubrication system component designed for diesel engines, responsible for the stable supply of oil to the turbocharger. The precise geometry of the line and its fitment for the 1.9 TDI BLS unit ensure proper oil pressure and support the safe operation of the turbine. This is a practical solution for users who want to restore correct turbocharger lubrication without interfering with the engine's construction.

Specifications and technical data

• SKU: 03G145771J
• Mark: Audi
• Condition: Used
• OEM Part Number: 03G145771J
• Substitutable numbers: 03G145771J, 03G 145 771 J
• Fuel type: Diesel
• Category: Engine Oil Coolers & Lines

Purpose and function of the turbo oil pipe

The presented oil pipe is a component from the Oil coolers and lines group, operating within the diesel engine's lubrication system. Its task is to direct engine oil to the turbine in a controlled manner to ensure:

• stable lubrication of the turbocharger bearings,
• heat dissipation from critical points of the turbine,
• maintenance of proper operating parameters of the forced induction system in a diesel engine.

A properly selected oil pipe reduces the risk of under-lubrication, overheating, and premature wear of the turbine, which translates into a longer service life for the entire powertrain.

Compatibility with the 1.9 TDI BLS Diesel unit

The pipe has been designed for the 1.9 TDI BLS engine in the Audi A3 8P model powered by Diesel fuel. This means it fits the factory mounting points and the routing of the line in the engine bay without the need to modify other components.

By maintaining the original geometry of the line, it is possible to:

• route the pipe through the tight space of the engine bay without issues,
• avoid collisions with other auxiliary components,
• maintain the oil flow to the turbine as intended by the manufacturer.

Benefits of using an original Audi oil pipe

Choosing an oil pipe dedicated to the Audi A3 8P 1.9 TDI BLS allows you to maintain the lubrication system's operating parameters in accordance with the manufacturer's specifications. The most important advantages of this solution include:

• factory fitment to the power unit and turbocharger,
• preservation of the intended diameter and internal cross-section of the line,
• reduction of the risk of leaks resulting from improper installation of universal replacements,
• easier diagnostics and maintenance of the lubrication system in the future.

By using a component from the same design group as factory Audi parts, you minimize the risk of oil pressure problems and improper turbine operation.

Condition of the component and service application

The offered turbo oil pipe is a used part, which makes it an attractive cost-effective solution for turbocharger system repairs in older Audi A3 8P vehicles. This type of component is particularly useful in situations where:

• the existing oil line is corroded or mechanically damaged,
• there are oil leaks in the vicinity of the turbine,
• it is necessary to replace the turbine and simultaneously check the oil lines.

Replacing the oil pipe with a functional component allows you to restore the correct oil circulation within the turbocharger and reduce the risk of a recurring failure after the service is performed.

Expansion of the lubrication system and related components

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as oil lines, connectors, or oil cooling components, check the available parts in the Audi oil coolers and lines category.

To better understand the impact of the cooling and lubrication system on the durability of the power unit and turbine, it is worth reading the service guide regarding overheating and the operation of cooling and oil systems – you will find practical tips in the article Engine cooling system – overheating, repair, and used radiators.