Audi A3 8Y VW Golf Mk8 2.0 TSI Turbocharger Oil Cooler Pipe Hose Line 06Q145735D

Audi A3 8Y VW Golf Mk8 2.0 TSI Turbocharger Oil Line is a component from the Oil Coolers and Lines group, designed for precise oil supply to the turbocharger in modern gasoline engines. A properly selected oil line ensures stable lubrication, reduces the risk of overheating, and supports the reliable operation of the boost system. This is a solution for users who want to maintain the efficiency of the 2.0 TSI engine at the right level while keeping service costs reasonable.

Specifications and technical data

• SKU: 06Q145735D
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 06Q145735D
• Substitutable numbers: 06Q145735D, 06Q 145 735 D
• Part type: Oil Cooler
• Category: Engine Oil Coolers & Lines

Purpose and Function of the Turbocharger Oil Line

The turbocharger oil line in Audi A3 8Y and VW Golf Mk8 2.0 TSI models is responsible for the controlled flow of engine oil to the turbine bearings. A properly functioning component:

• ensures stable lubrication of the turbocharger's rotor and bearings,
• reduces friction and wear of rotating parts,
• supports heat dissipation from the hot part of the turbine,
• minimizes the risk of seizure and loss of boost performance.

For 2.0 TSI units, often operating under high load, a functional oil line directly impacts the durability of the turbocharger and the stability of engine operating parameters.

Benefits of Using an Original Volkswagen Part

The product comes from the Volkswagen group, meaning it retains the factory geometry, internal diameters, and mounting points. In practice, this translates to:

• secure fitment to the lubrication system in Audi A3 8Y and VW Golf Mk8 2.0 TSI,
• correct routing of the line in the engine bay, without stress or kinks,
• maintenance of oil flow parameters consistent with manufacturer specifications,
• easier installation without the need for system modifications.

This allows you to maintain compliance with the original turbocharger system design, which is particularly important in modern turbocharged engines sensitive to oil pressure drops and overheating.

Used Condition – A Conscious Service Choice

The component is offered in used condition, allowing for economical repair of the turbocharger lubrication system while maintaining original manufacturing quality. Choosing this solution is beneficial when:

• the line in your car has suffered mechanical damage or external corrosion,
• you want to restore the correct oil line routing after replacing the turbocharger,
• you are looking for a compromise between repair cost and retaining OEM components.

A used turbocharger oil line is a sensible alternative to new replacements, especially when servicing vehicles used intensively, where both functionality and budget are important.

Oil Coolers and Lines in Volkswagen Vehicles

The lubrication and oil cooling system in modern gasoline engines relies on the cooperation of many components – from the oil pump, through coolers, to lines supplying the medium to key sub-assemblies. For 2.0 TSI units, maintaining the tightness and unobstructed flow of the lines is particularly important to ensure stable oil pressure across the entire RPM range. If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other parts from the same group, such as oil lines, return sections, or parts of the system cooperating with the heat exchanger, check the available parts in the Volkswagen Oil Coolers and Lines category.

Operation in High Temperatures and Additional Materials

Turbocharged engines, such as the 2.0 TSI, often operate at elevated temperatures, especially during summer and during dynamic driving. In such conditions, not only efficient turbocharger lubrication but also an effective cooling system for the entire engine is crucial. To better understand the impact of temperature on component durability and the possibilities of optimizing service costs using used parts, it is worth reading the guide Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings.

Summary

The Audi A3 8Y VW Golf Mk8 2.0 TSI Turbocharger Oil Line is a practical service solution for users who want to restore proper turbocharger lubrication while maintaining the original system characteristics. Its original Volkswagen group origin, precise fitment for the specific engine configuration, and the possibility of economical repair make it a functional choice for servicing modern 2.0 TSI units.