Audi A4 S4 B9 Oil Pan Sump Upper Top Engine Part Petrol 3.0 TFSI 06M103805M

Audi A4 S4 B9 Oil Pan Sump Upper Top Engine Part Petrol 3.0 TFSI is an original component from the Oil pans group, designed for petrol-powered engines. It serves as a precisely fitted base for the lubrication system, ensuring stable mounting and sealing in the lower engine area.

Specifications and technical data

• SKU: 06M103805M
• Mark: Audi
• Condition: Used
• OEM Part Number: 06M103805M
• Substitutable numbers: 06M103805M, 06M 103 805 M
• Fuel type: Petrol
• Category: Oil Sumps

Purpose and function in the 3.0 TFSI engine

The upper oil pan in the 3.0 TFSI engine is responsible for shaping the oil chamber, routing oil return channels, and providing a stable connection to the engine block. The proper geometry of this part affects:

• maintaining the correct oil level under various load conditions,
• proper oil pump supply,
• structural rigidity of the lower part of the engine unit.

Thanks to its factory origin, the oil pan maintains compliance with the manufacturer's requirements regarding shape, placement of mounting points, and oil channel routing.

Benefits of using an original Audi oil pan

Using an original upper oil pan in a TFSI petrol engine helps reduce the risk of leaks and oil pressure issues. Key advantages include:

• Factory fit for the 3.0 TFSI unit – maintaining the correct position of seals and mounting bolts.
• Stable operation of the lubrication system under high loads typical for turbocharged units.
• Possibility of direct replacement of a worn or damaged component without interfering with the engine structure.

For users who value durability and consistent engine performance, choosing an original oil pan is a technically safe and predictable solution.

Characteristics of the used component

The offered oil pan is a used component, which in practice means it comes from disassembly and may show signs of wear that do not affect its structural function. This type of part is particularly attractive in situations where:

• a quick replacement is necessary after mechanical damage (e.g., impact from below),
• an economical solution is sought while maintaining the original specification,
• compatibility with the factory mounting and sealing system is important.

A used OEM component allows you to maintain the correct operating parameters of the lubrication system at a lower cost than a new part.

Application in Audi A4 / S4 B9 vehicles

The oil pan has been designed for modern Audi petrol units, where both efficiency and stability across a wide rev range are essential. In combination with the appropriate engine oil and an efficient filtration system, it ensures:

• proper lubrication conditions in daily use,
• safe operation during dynamic driving,
• correct oil drainage from the upper parts of the engine to the collection chamber.

Thanks to the preservation of factory geometry, the oil pan works with engine accessories and other components of the lower engine unit without the need for modifications.

Complementary items from the Audi Oil pans category

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as additional pans, covers, or mounting elements, check out the available parts in the Audi Oil pans category.

Additional technical and operational information

When replacing the upper oil pan in a petrol engine, it is recommended to always use new sealing materials in accordance with the vehicle manufacturer's recommendations and to check the condition of the mating surfaces on the engine block. A properly performed installation affects:

• maintaining the tightness of the lubrication system,
• stable oil pressure across the entire operating range of the unit,
• reducing the risk of leaks and chassis contamination.

If you are interested in a broader context of engine unit and exhaust system upgrades, and in particular issues related to performance components, it is worth reading the guide: Performance exhaust system: used manifolds and sports catalytic converters on the road.