Audi S6 C7 Fuel Injection Rail Pipe Right O/S 4.0 TFSI Petrol 079133316BP

Audi S6 C7 Fuel Injection Rail Pipe Right O/S 4.0 TFSI Petrol is an original fuel system component designed for the right side of the engine in the S6 C7 generation model with a 4.0 TFSI petrol engine. Thanks to its factory design, it ensures precise fuel delivery to the injectors and stable engine operation across the full load range, serving as a functional base for professional repair or servicing of the injection system.

Specifications and technical data

• SKU: 079133316BP
• Mark: Audi
• Condition: Used
• OEM Part Number: 079133316BP
• Substitutable numbers: 079133316BP, 079 133 316 BP
• Location on the vehicle: Right
• Fuel type: Petrol
• Part type: Fuel Rail (Ramp)
• Category: Additional Fuel Injection Parts

Purpose and function in the injection system

The fuel injection rail on the right side of the 4.0 TFSI engine is responsible for the even distribution of fuel to the injectors in the cylinder head on that side of the unit. As a component operating under high-pressure conditions, its proper geometry and tightness have a direct impact on:

• fuel pressure stability in the injection system,
• correct petrol dosing to the cylinders,
• engine smoothness at low and high RPMs,
• maintaining proper combustion and exhaust emission parameters. Thanks to its factory origin, the rail maintains full structural compatibility with the 4.0 TFSI system, which facilitates installation and minimizes the risk of operational issues after replacement.

Compatibility with the 4.0 TFSI unit

The presented rail has been designed specifically for the 4.0 TFSI petrol engine used in the Audi S6 C7. This means it is perfectly matched to:

• the arrangement of injectors on the right side of the unit,
• factory mounting points on the cylinder head,
• original fuel connectors and lines,
• operating parameters of the fuel system specified by the manufacturer. Such a fit translates into seamless integration with the existing system without the need for modifications or adaptations, which is particularly important in modern direct-injection petrol engines.

Installation and operational characteristics

The fuel injection rail is a component mounted on the right side of the engine bay, in the immediate vicinity of the cylinder head. Its design allows for:

• rigid and stable mounting to the engine unit,
• proper routing of fuel lines in the engine area,
• maintaining system tightness at typical petrol operating pressures,
• servicing the injection system without interfering with other sub-assemblies. As an item from the Other injection system parts category, the rail is an important addition for comprehensive fuel system maintenance – especially when replacing injectors, fuel lines, or repairing after mechanical damage.

Component condition and service application

The offered fuel injection rail is a used part, sourced from dismantling, which allows for economical repair while maintaining the original manufacturer's specification. This type of component is particularly recommended in situations where:

• mechanical damage to the right-side rail has occurred,
• leaks are present in the fuel distribution area,
• replacement of the component is necessary as part of a major injection system overhaul,
• you are looking for a factory replacement instead of universal parts. Using an original rail from dismantling allows for maintaining the consistency of the fuel system with other 4.0 TFSI engine components, which is significant for both durability and engine performance parameters.

Expansion and servicing of the Audi injection 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 fuel lines, injectors, or additional rails, check the available parts in the Other Audi injection system parts category. When working with parts from dismantling, it is worth knowing the best practices for selecting and evaluating used components – you will find practical tips in the article Replacing body parts with used ones – can bodywork parts from dismantling look like new?, which discusses the approach to used car parts in terms of quality and cost-effectiveness.