Audi A4 B8 A8 D4 Oil Sump Pan Upper Part Cover Panel Petrol Engine 079103805CN

Audi A4 B8 A8 D4 Oil Sump Pan Upper Part Cover Panel Petrol Engine is an original component from the Oil sumps group, designed for Audi petrol engines. The design of the upper oil sump cover ensures proper sealing of the lower engine section and stable oil flow within the lubrication circuit.

Specifications and technical data

• SKU: 079103805C
• Mark: Audi
• Condition: Used
• OEM Part Number: 079103805CN
• Substitutable numbers: 079103805C, 079 103 805 C
• Fuel type: Petrol
• Part type: Oil Sump
• Category: Oil Sumps

Purpose and function in the lubrication system

The presented upper oil sump cover is designed for Audi petrol engines, where it is responsible for a tight connection between the engine block and the lower part of the sump. A correctly selected component in this section is crucial for maintaining proper oil pressure, reducing leaks, and ensuring stable operation of the lubrication system during daily use. Thanks to the factory geometry and the correct profile of the sealing surfaces, the cover allows for precise fitting to adjacent components, which facilitates installation and reduces the risk of leaks after replacement. This is particularly important in petrol engines, where maintaining oil cleanliness and a constant lubricating film affects the engine's performance and durability.

Benefits of using an original Audi oil sump

Using an original upper oil sump cover in an Audi A4 B8 or A8 D4 provides a number of practical benefits:

• preservation of the factory lubrication system geometry and the oil flow channels intended by the manufacturer,
• secure fit to the engine block and the lower part of the sump, without the need for modifications or adjustments,
• reduction of the risk of oil leaks due to properly designed contact surfaces,
• maintenance of stable operating conditions for the petrol engine in terms of lubrication and oil cooling. For the user, this means more predictable operation, easier diagnostics of potential faults, and the ability to maintain consistency with Audi's factory design solutions.

Characteristics of the used component

The offered upper oil sump cover is a used part, which in practice allows for economical repair while maintaining the manufacturer's original specifications. Such components are often chosen for petrol engine servicing when factory fitment and optimization of vehicle maintenance costs are required. In the case of components from the Oil sumps group, it is essential that the mounting surfaces are in a condition that allows for proper sealing and stable tightening of the mounting bolts. A used cover, after proper preparation for installation (cleaning, selection of a new seal), can successfully operate in the engine for a long time, provided it is installed correctly according to Audi service procedures.

Part selection by numbers and technical support

When selecting an upper oil sump cover for a specific version of the Audi A4 B8 or A8 D4, it is crucial to match it to the petrol engine type and verify compatibility using part numbers and interchangeable numbers. This helps avoid installation problems and ensures full compatibility with the existing lubrication system. If you would like to learn more about the precise selection of original used components for premium cars using the VIN number, it is worth checking out our guide: How to select original used parts for BMW, Audi, and Mercedes using the VIN number?.

Expanding service in the Audi lubrication system area

If you are planning a comprehensive repair or upgrade of your Audi's engine area and need other elements from the same group, such as lower sump parts, drain plugs, or additional covers, check out the available parts in the Audi oil sumps category. In summary, Audi A4 B8 A8 D4 Oil Sump Pan Upper Part Cover Panel Petrol Engine is a functional solution for users looking for an original, used lubrication system component that will restore proper sealing and the factory configuration of an Audi petrol engine, while maintaining reasonable service costs.