Audi RS4 B8 Engine Oil Cooler Pressure Line Pipe Hose 079117316B

Audi RS4 B8 Engine Oil Cooler Pressure Line Pipe Hose is a component from the Oil coolers and lines group, designed as an original solution for the demanding lubrication system in the Audi sports engine. This used pressure line allows for an economical yet technically correct repair of the oil circuit, maintaining the factory engine performance characteristics.

Specifications and technical data

• SKU: 079117316B
• Mark: Audi
• Condition: Used
• OEM Part Number: 079117316B
• Substitutable numbers: 079117316B, 079 117 316 B
• Part type: Oil Cooler Line
• Category: Oil Coolers & Lines

Function and role of the oil cooler pressure line

The pressure line in the oil cooling system is responsible for the stable transport of the lubricating medium between the engine and the oil cooler at the appropriate operating pressure. For units installed in the Audi RS4 B8, this is crucial for maintaining the correct oil temperature, and thus for the durability of components operating under high thermal loads.

The original line from the Audi range has been designed for precise fitment to factory connectors, proper routing in the engine bay, and maintaining the correct rigidity and vibration resistance. This reduces the risk of leaks, pressure drops, and localized oil overheating.

Benefits of using an original Audi component

Using a pressure line from the Audi offer ensures:

• factory fitment to the oil cooling system in the RS4 B8,
• maintenance of flow and pressure parameters specified by the manufacturer,
• compatibility with the original oil cooler and other lubrication system components,
• structural consistency with other engine components.

For users who drive their car dynamically, it is particularly important that a functional oil cooler pressure line helps reduce the risk of oil overheating, which translates into stable lubrication pressure and more predictable engine behavior.

Application of the line in service practice

A used oil cooler pressure line is a good choice in situations where the existing component has suffered mechanical damage, external corrosion, or shows signs of leakage. Replacing the line is recommended, among other things, after:

• detecting oil leaks near the connections to the cooler or engine block,
• damage resulting from a collision or interference in the engine bay,
• upgrading the oil cooling system when restoring the factory routing of the lines is required.

Choosing an original element from the same design group allows for shorter installation time, avoids modifications, and maintains service transparency of the vehicle, which is important for both the user and future technical inspections.

Oil cooling system and engine durability

A functional oil cooling system in high-performance cars, such as the Audi RS4 B8, is one of the key factors affecting the service life of the engine. Improper oil circulation or pressure drops resulting from a leaking line can lead to accelerated wear of bearings, turbochargers, or timing components. Therefore, replacing a worn line with an original component is a sensible investment in stable engine operation.

To better understand the relationships between the oil cooler, lines, and the overall operating temperature of the unit, it is worth checking out our guide material on cooling systems and their impact on engine operation: Engine cooling system – overheating, repair, and used radiators.

Service expansion within the Audi lubrication system

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 additional oil lines, return sections, or connection elements, check the available parts in the Audi oil coolers and lines category.