Audi S7 4G8 4.0 TFSI Petrol Engine Turbocharger Oil Feed Pipe Hose 079145141F

The Audi S7 4G8 4.0 TFSI Turbocharger Oil Line Petrol is an original turbocharger component designed for Audi petrol engines. This oil line provides factory lubrication to the turbocharger, which is crucial for its durability and stable operation under high load.

Specifications and technical data

• SKU: 079145141F
• Mark: Audi
• Condition: Used
• OEM Part Number: 079145141F
• Substitutable numbers: 079145141F, 079 145 141 F
• Fuel type: Petrol
• Category: Turbos & Parts

Purpose and function in the turbocharging system

The turbocharger oil line in the Audi S7 4G8 4.0 TFSI is responsible for precisely supplying engine oil to the turbine bearings. Stable pressure and adequate oil flow reduce rotor wear and minimize the risk of overheating, resulting in predictable engine performance.

This component is particularly important in powerful gasoline engines, where the turbocharger operates at high engine speeds. A functioning oil line helps maintain:

• proper lubrication of turbocharger bearings,
• stable operating temperature of the component,
• appropriate response to gas throughout the entire rev range.

Original origin and assembly compliance

The hose offered comes from the original Audi line of parts, maintaining the factory geometry, connection diameters, and quality standards set by the manufacturer. This allows for installation in place of a worn or damaged component without the need for modifications, and ensures the turbocharger system maintains the parameters specified by Audi engineers.

This product falls into the turbocharger and parts category, and is therefore intended for use within the turbocharger system, not as a universal oil line. This is important for safety and durability – matching the specific engine design reduces the risk of leaks and oil pressure drops.

Used condition – a conscious choice for a service or tuning project

The hose is in used condition, making it a sensible option for repairs, upgrades, or tuning projects where cost-to-performance is key. Choosing an original, used part allows you to maintain the turbocharging system's performance characteristics close to factory specifications while reducing the cost compared to a new part.

If you're planning a comprehensive modification or replacement project for your supercharger, it's worth checking out the guide on our blog. This article about buying used car parts and the most common mistakes when choosing tuning parts will help you avoid common pitfalls and better plan your Audi's work.

Benefits of using the original turbocharger oil line

The use of an oil line dedicated to the Audi S7 4G8 4.0 TFSI brings a number of practical benefits in everyday use:

• Factory fit – compatible with turbocharger system and engine bay mounts.
• Stable turbocharger lubrication – reducing the risk of seizure and excessive play in the bearings.
• Safe operation of the petrol engine – predictable oil pressure in the turbine area during dynamic driving.
• Consistency with other system elements – no need for adapters or installation modifications.

For brand enthusiasts who want to maintain the Audi character, a blog post about how used parts help preserve the Audi DNA and the factory driving feel is an interesting addition. It provides a better understanding of why original components are so valued for service and modifications.

Other turbocharger oil lines for Audi

If you're looking for other turbocharger oil lines for Audi, check out our dedicated offer for this brand. You'll find a full list of compatible solutions in the Audi turbochargers and parts category, where we've collected products for various models and engine configurations.