Audi Q3 2.0 TFSI CULB Oil Pipe Line Tube Hose 06K145778K

Audi Q3 2.0 TFSI CULB Oil Pipe Line Tube Hose is an original lubrication system component from the Oil coolers and lines category, designed for use in the 2.0 TFSI CULB petrol engine. The precise connection geometry and factory oil flow specifications ensure stable operating conditions for the turbocharger and the entire engine, which translates into safe vehicle operation. This solution is dedicated to users who expect compliance with Audi factory standards and predictable installation.

Specifications and technical data

• SKU: 06K145778K
• Mark: Audi
• Condition: Used
• OEM Part Number: 06K145778K
• Substitutable numbers: 06K145778K, 06K 145 778 K
• Category: Engine Oil Coolers & Lines

Purpose and function in the lubrication system

The described oil line is responsible for the controlled transport of oil within the 2.0 TFSI CULB engine in the Audi Q3 8U, supporting proper lubrication and heat dissipation from critical components. A stable flow of the lubricating medium reduces the risk of overheating and seizing of rotating parts, which has a direct impact on the durability of the turbocharger and the overall performance of the power unit.

Thanks to the maintenance of factory flow characteristics, the line works with the stock oil pump, oil cooler, and other system components without the need for any modifications to the engine design. This is particularly important for repairs performed on vehicles operated in varied thermal and load conditions.

Design, fitment, and installation

The line has been designed as an OEM element for Audi, which means maintaining the correct geometry of bends, lengths, and connection angles. Such construction facilitates installation in the Audi Q3 8U engine bay, minimizing stress on the connections and reducing the risk of leaks. Factory fitment translates into proper routing of the line relative to other installations, which is especially important in the tightly packed space of the 2.0 TFSI unit.

The element comes from the Oil coolers and lines category, so it has been designed to operate at elevated temperatures and under the operating pressure typical for TFSI engine lubrication systems. Properly selected internal and external diameters of the line support the maintenance of proper oil pressure, which is important both for engine protection and for the stability of turbocharger operating parameters.

Benefits of using an original oil line

Using an oil line dedicated to the Audi Q3 2.0 TFSI CULB allows you to limit typical problems resulting from the use of replacements with imprecise dimensions. Key advantages include:

• maintenance of the factory routing of the line in the engine bay,
• proper sealing at factory connections,
• stable oil flow parameters under load,
• compatibility with original lubrication and oil cooling system components.

For the user, this means more predictable installation, reduced risk of leaks, and better control of oil temperature in both city and highway conditions. Maintaining proper lubrication is crucial, especially in turbocharged engines, where thermal loads are significantly higher than in naturally aspirated units.

Component condition and service application

The oil line is offered as a used part, which makes it an attractive cost-effective solution while maintaining the original Audi specification. This type of component will work well both for standard replacement of a damaged line and for broader service work involving the lubrication system or turbocharger replacement. Choosing parts from the Oil coolers and lines category allows you to optimize your repair budget while maintaining compliance with the vehicle's factory design.

Technical support and additional materials

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, oil return pipes, or oil cooling elements, check out the available parts in the Audi oil coolers and lines category.

When working on the lubrication and heat dissipation system, it is worth paying attention to the thermal conditions in the engine bay. We describe the impact of high temperatures on cooling efficiency and component durability in more detail in our guide "Summer heat vs. cooling system: used radiators and fans as a guarantee of savings", which can provide practical knowledge when planning your car's service.