Audi A3 S3 8V 2.0 TFSI Petrol Oil Filter Cooler Housing Bracket 06L903143D

Audi A3 S3 8V 2.0 TFSI Petrol Oil Filter Cooler Housing Bracket is an original component from the Oil filters group, designed for 2.0 TFSI petrol engines. It ensures stable mounting of the oil filter and integration with the oil cooling system, which translates into safe engine operation under a wide range of loads.

Specifications and technical data

• SKU: 06L903143D-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 06L903143D
• Substitutable numbers: 06L 903 143 D, 06L903143D, 06L 903 143 S, 06L903143S
• Fuel type: Petrol
• Category: Oil Filters

Function and application in the 2.0 TFSI engine

The oil filter housing with a cooler in the 2.0 TFSI petrol engine is responsible for stable oil circuit management and thermal relief through an integrated cooling circuit. A properly selected component of this type helps maintain the correct oil pressure and temperature, which is significant for the durability of the bearings, turbocharger, and precision-working timing components. In Audi A3 and S3 8V generation models, the use of a dedicated oil filter housing minimizes the risk of leaks, improper flow, and local overheating of the operating oil. This is particularly important in turbocharged petrol engines, where thermal loads are significantly higher than in naturally aspirated units.

Benefits of using the original oil filter housing

Using the original oil filter housing with a cooler in the Audi A3/S3 8V provides a number of practical benefits:

• preservation of the factory oil and coolant flow geometry,
• secure fit to the engine block and accessories,
• reduction of the risk of leaks at sealing connections,
• consistency with the factory lubrication and cooling system. Thanks to this, the mechanic's work during installation is facilitated, and the user gains stable operating conditions for the power unit during daily and dynamic use.

Product characteristics and condition

The offered petrol oil filter cooler housing comes from the Audi line, which means compliance with the brand's factory design standards. The item is classified as used, which in workshop practice often represents a reasonable compromise between cost and maintaining the original design specification. The housing is intended for petrol-powered engines, which is important when selecting parts within the TFSI unit range. Before installation, a standard workshop procedure is recommended: checking the contact surfaces, replacing seals, and verifying the patency of oil and cooling channels.

Installation and maintenance tips

When replacing the oil filter housing in an Audi A3/S3 8V, it is worth paying attention to several technical aspects:

• thorough cleaning of the contact surface with the engine block,
• use of new seals compatible with petrol engines,
• checking the condition of oil and cooling lines connected to the housing,
• bleeding the cooling system after refilling with fluid. A service operation performed in this way reduces the risk of subsequent leaks and ensures stable operation of the lubrication system across the entire range of operating temperatures.

More about the cooling and lubrication system

If you want to better understand how an integrated oil cooling system affects the lifespan of the power unit and what symptoms may indicate overheating problems, it is worth consulting our guide material. A practical discussion on the role of oil coolers and the entire circuit can be found in the article Engine cooling system – overheating, repair, and used radiators, which allows you to look at this part from a broader, technical perspective. 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 filter bodies, oil cooler housings, or other modules related to the lubrication circuit, check the available parts in the Audi oil filters category.