Audi A4 S4 B7 A6 S6 Gearbox Transmission Oil Cooler Pipe Line Hose 8E0317823L

Audi A4 S4 B7 A6 S6 Gearbox Transmission Oil Cooler Pipe Line Hose is an original component from the Oil coolers and lines group, designed for the transmission oil cooling system in automatic gearboxes. This used OEM component ensures proper routing of the cooling medium, stabilizing the transmission operating temperature and supporting its durability.

Specifications and technical data

• SKU: 8E0317823L
• Mark: Audi
• Condition: Used
• OEM Part Number: 8E0317823L
• Substitutable numbers: 8E0317823L, 8E0 317 823 L
• Part type: Oil Cooler Line
• Category: Oil Coolers & Lines

Purpose and technical function

The gearbox transmission oil cooler pipe in Audi A4, S4 B7 and A6, S6 models is responsible for the safe transport of transmission oil between the gearbox and the oil cooler. A correctly selected and leak-free pipe:

• maintains a stable oil flow in the gearbox cooling circuit,
• reduces the risk of transmission overheating during city and highway driving,
• minimizes pressure losses in the system, which promotes proper automatic transmission operation,
• prevents oil leaks that could lead to costly failures.

Thanks to the factory fitment for specific Audi models, the pipe works with original connectors and mounts, which facilitates installation and service.

Construction and fitment for Audi

The offered pipe comes from the Audi brand, which means maintaining factory geometry, diameters, and mounting points. In practice, this translates into:

• precise positioning in the engine bay without tension or twisting,
• compatibility with the stock transmission oil cooler,
• retention of the original pipe routing, which limits the risk of rubbing against other components.

This solution is particularly beneficial for oil cooling system repairs in cars driven dynamically or with a trailer, where the thermal load on the transmission is significantly higher.

Benefits of choosing an original used pipe

Choosing a used Audi gearbox transmission oil cooler pipe is a reasonable compromise between cost and quality. Compared to cheap replacements:

• you maintain the original flow and sealing parameters intended by the manufacturer,
• you avoid problems with length or diameter mismatch,
• you limit the risk of premature leaks resulting from lower-quality materials.

This solution is especially recommended for comprehensive automatic transmission service, when you are replacing the oil, filter, and cooling system components and want to maintain the consistency of OEM parts.

Condition and service application

The item is in used condition, which allows for an economical repair while maintaining the original manufacturer's specification. The pipe will work well both for a typical replacement of a damaged or corroded component and for a preventive upgrade of the transmission oil cooling system in vehicles with higher mileage.

Expanding the Audi oil cooling system

If you are planning a comprehensive repair or upgrade of the transmission oil cooling system area in your Audi and need other elements from the same group, such as additional lines, return sections, or supply sections, check the available parts in the Audi oil coolers and lines category.

To better understand how operating temperature affects component durability and when it is worth considering replacing cooling system elements, check out the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, where you will find practical tips regarding operation and service.