Audi S8 D3 Petrol Fuel Injector Tube Rail Pipe Right O/S 07L133316A

The Audi S8 D3 Petrol Fuel Rail Right is a precise fuel system component designed for the petrol engines of the sporty Audi S8 D3 generation. The right-side fuel rail ensures stable injector supply, contributing to smooth engine operation and predictable performance.

Specifications and technical data

• SKU: 07L133316A
• Mark: Audi
• Condition: Used
• OEM Part Number: 07L133316A
• Substitutable numbers: 07L133316A, 07L 133 316 A
• Location on the vehicle: Right
• Fuel type: Petrol
• Category: Fuel Injectors

Purpose and Function in the Fuel System

The right-side fuel rail is responsible for distributing fuel to the injectors in the Audi S8 D3 petrol engine. A correctly selected rail guarantees:

• stable fuel pressure along the entire length of the rail,
• uniform cylinder supply on the right side of the engine,
• consistent injector operation across the full range of loads.

The component is structurally adapted to the S8 D3 engine architecture, allowing for the preservation of factory fuel injection system parameters.

Construction and Fit for Audi S8 D3

The petrol fuel rail has been designed specifically for the requirements of the Audi S8 D3 engine, taking into account the injector layout, connection ports, and cylinder head mounting points. This ensures:

• the rail's geometry is compatible with the factory intake and ancillary systems,
• mounting points allow for trouble-free installation in original locations,
• fuel passages are optimized for the required flow rate for the S8 D3 unit.

Such a precise fit minimizes the risk of leaks and facilitates engine bay servicing, especially when working in the confined space of a V-configuration engine.

Benefits of Using an Original Fuel Rail

Using the correct right-side fuel rail in the Audi S8 D3 helps maintain:

• the correct fuel dosage for each injector,
• stable engine operation at idle and under load,
• consistent combustion parameters, which helps maintain power and torque at the expected levels.

For users who care about the engine's condition, this is important both for performance and for the durability of components working with the fuel injection system.

Condition and Service Application

The offered petrol fuel rail for Audi S8 D3 is a used part intended as a replacement for the factory-fitted right-side engine component. It is suitable for:

• fuel system repairs after a failure or leak,
• restoring ancillary component completeness in engines after disassembly,
• preventive maintenance when mechanical damage to the rail is suspected.

Selecting the correct fuel rail is crucial for maintaining proper injector operation and avoiding issues with starting, rough engine running, or performance loss.

Technical Support and Related Materials

If you are looking for other components in the Audi injector nozzles category, check out our dedicated offer: Audi injector nozzles. This will help you easily assemble the entire fuel system for a specific model.

For diagnosing fuel injection system problems, it is worth familiarizing yourself with the guide describing typical symptoms and consequences of neglect – you can find it here: diesel injector faults – symptoms, consequences, and diagnostics. Although it concerns diesel units, it helps to understand the general dependencies in injector operation and the importance of a functional fuel system.