Audi A3 8P Diesel Engine Supply Feed Oil Hose Line Tube Pipe 03G145771Q

Audi A3 8P Diesel Engine Supply Feed Oil Hose Line Tube Pipe is a specialized component from the Oil coolers and lines category, responsible for the stable supply of oil to the turbocharger in a diesel engine. The precise geometry of the line and its fitment to the lubrication system of the diesel-powered Audi A3 8P ensure proper operating conditions for the turbocharger and reduce the risk of costly failures. This solution is intended for users who expect a proven, original component with predictable performance parameters.

Specifications and technical data

• SKU: 03G145771Q
• Mark: Audi
• Condition: Used
• OEM Part Number: 03G145771Q
• Substitutable numbers: 03G145771Q, 03G 145 771 Q
• Fuel type: Diesel
• Category: Engine Oil Coolers & Lines

Function and role of the turbocharger oil feed line

The turbocharger oil feed line in the Audi A3 8P with a Diesel engine is responsible for delivering oil at the correct pressure to the turbocharger bearings. Proper oil flow:

• reduces friction within the rotor and turbocharger bearings,
• stabilizes the operating temperature of rotating components,
• decreases the risk of seizure and excessive wear of the turbocharging system,
• supports the maintenance of factory performance parameters of the diesel engine.

Thanks to a properly selected line, the turbocharger lubrication system maintains its seal and correct flow characteristics, which translates into predictable throttle response and smooth operation of the engine.

Compatibility and fitment for Audi A3 8P Diesel

The offered line has been designed for use in the turbocharger lubrication system of the Audi A3 8P model with a diesel engine. This means:

• geometry matched to the routing of the factory oil installation,
• adaptation to thermal and pressure conditions typical for turbocharged Diesel units,
• easier installation in place of a worn or leaking component without the need for system modifications.

Such fitment allows for maintaining the original routing of lines in the engine bay, which facilitates service and reduces the risk of collision with other components.

Benefits of using an original Audi line

Choosing a turbocharger oil feed line from the Audi group primarily means repeatable manufacturing quality and compliance with factory technical documentation. In practice, this means:

• maintaining the oil flow characteristics designed by the manufacturer,
• consistency with other elements of the lubrication and turbocharging system,
• lower risk of installation issues compared to aftermarket replacements of uncertain origin.

For users who operate their vehicle intensively or plan for a longer service life of the engine, using an original line is a sensible service solution.

Characteristics of the used component

The offered line belongs to the group of used parts, which allows for an economical repair of the turbocharger lubrication system while maintaining the manufacturer's original specification. This type of component is particularly attractive in situations where:

• a quick replacement of a damaged line is necessary at controlled costs,
• maintaining the original routing of the oil installation is important,
• it is desirable to use a component consistent with the original Audi design.

Before installation, it is recommended to perform a standard inspection of the lubrication system and verify the condition of the turbocharger to ensure the integrity of the entire system and avoid secondary damage.

Related system components and additional information

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 additional lubrication tubes, check the available parts in the Audi oil coolers and lines category.

For a better understanding of the impact of the cooling and lubrication system on engine durability, it is worth checking out a diagnostic and maintenance guide, such as the article "Engine cooling system – overheating, repair, and used radiators", which discusses the relationships between engine operating temperature and the service life of key components.