Audi A4 B8 A6 C7 Fuel Injection Rail Left N/S 3.0 TFSI Petrol Engine 06E130089AF

The Audi A4 B8 A6 C7 3.0 TFSI Petrol Fuel Rail Left is an original fuel system component designed for 3.0 TFSI petrol engines. It ensures stable fuel distribution to the injectors on the left side of the engine, contributing to predictable engine operation and correct injection characteristics.

Specifications and technical data

• SKU: 06E130089AC
• Mark: Audi
• Condition: Used
• OEM Part Number: 06E130089AC
• Substitutable numbers: 06E130089AC, 06E 130 089 AC, 06E130089AF, 06E 130 089 AF
• Location on the vehicle: Left
• Fuel type: Petrol
• Part type: Fuel Injector
• Category: Fuel Injectors

Purpose and Function in the Fuel System

The left fuel rail is responsible for evenly supplying the petrol injectors in the 3.0 TFSI engine, maintaining the correct pressure within one cylinder bank. A properly selected fuel rail is crucial for:

• stable operation of the petrol unit across the full load range,
• precise fuel metering by the injectors,
• maintaining proper engine running smoothness at low and high RPMs.

This component is dedicated to Audi vehicles with petrol engines where a left-side fuel rail is required.

Construction and Performance Parameters

The fuel rail belongs to the Injector Nozzles category, working directly with the fuel injectors in the petrol system. The design intended by the vehicle manufacturer ensures:

• proper fuel delivery to each injector in a given bank,
• maintaining system tightness under the operating parameters typical for the 3.0 TFSI engine,
• geometric compatibility with the cylinder head and ancillary components of the Audi A4 B8 and A6 C7 engines.

Thanks to its factory geometry and connections, the fuel rail allows for installation in place of a worn or damaged component without the need for fuel system modifications.

Vehicle Placement and Fuel Type

The presented fuel rail is intended for installation on the left side of the engine, which is significant for V6 engines where the fuel system is divided into two cylinder banks. Correctly selecting the installation side allows for:

• maintaining the correct routing of fuel lines,
• avoiding interference with other ancillary components (e.g., intake manifold, electrical wiring),
• preserving the factory fuel system configuration.

The fuel rail works with the petrol system, which is important when selecting parts for a specific fuel type – it is not designed for diesel engines.

Condition and Service Application

This component is from the used parts category, allowing for an economical repair of the fuel system while maintaining the original design. This type of fuel rail is suitable for situations where:

• the existing fuel rail has suffered mechanical damage or corrosion,
• there are problems with even fuel supply to the injectors on one side of the engine,
• the component needs to be replaced with an original equivalent with matching geometry and connections.

It is always advisable to verify the selection of the fuel rail for a specific vehicle with the service documentation and the specifications of the 3.0 TFSI engine.

Selection Support and Related Products

If you are looking for other components from the Audi injector nozzles category, check out the Audi injector nozzles available in our store to select a complete solution for your fuel system.

For extensive powertrain service work, a guide on clutches and dual-mass flywheels may also be helpful – more information can be found in the article Clutch and Dual-Mass Flywheel – Diagnostics and Part Selection for the Drivetrain, which facilitates planning comprehensive repairs for cars with single or multi-axle drive.