Audi A4 B8 Q3 8U Fuel Injection Rail Fuel Injectors 2.0 TFSI Petrol 06J133317AB

Audi A4 B8 Q3 8U 2.0 TFSI Petrol Fuel Rail Injectors 06J133317AB is a complete, used fuel rail with injectors designed for 2.0 TFSI petrol engines in Audi A4 B8 and Audi Q3 8U models. This component belongs to the Injector Nozzles category and is a precise fuel system component, crucial for correct fuel delivery and stable engine operation. It's a solution for users seeking factory fitment and proven fuel spray patterns.

Specifications and technical data

• SKU: 06J133317AB-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 06J133317AB
• Substitutable numbers: 06J133317AB, 06J 133 317 AB, 1019139S03, 1 019 139 S03, 06H906036P, 06H 906 036 P
• Fuel type: Petrol
• Part type: Fuel Injector
• Rim width: 6
• Category: Fuel Injectors

Purpose and Compatibility with 2.0 TFSI Engine

The presented fuel rail with injectors has been designed to work with the 2.0 TFSI petrol engine in popular Audi A4 B8 and Audi Q3 8U models. The use of a dedicated injector set ensures proper operating pressure, the correct fuel spray pattern, and stable operating parameters across the entire load range, which translates to smooth engine running and predictable throttle response.

Technical Characteristics of the Injection System

As a component from the Injector Nozzles group, this fuel rail is responsible for distributing fuel to individual cylinders and cooperating with the engine control system. The petrol injectors in this set are adapted for operation in a modern fuel system, where the following are key:

• precise fuel metering under various load conditions,
• stable spray patterns to maintain correct mixture composition,
• consistent cooperation with engine control unit maps,
• resistance to typical thermal loads in the engine bay.

A fuel injection system configured in this way helps maintain the vehicle's proper dynamics, reduce the risk of misfires, and supports maintaining correct fuel consumption in daily use.

Application in the Petrol Fuel System

The fuel rail with injectors is intended for a petrol fuel system, where maintaining the correct pressure and even fuel distribution is particularly important. A correctly selected injector set influences:

• easy cold and warm starting,
• stable idle speed,
• smooth acceleration without jerking,
• reduction of excessive smoking and incorrect lambda sensor operation.

By maintaining factory geometry and flow parameters, installing this fuel rail is a beneficial solution when replacing worn or faulty injectors in a 2.0 TFSI engine.

Condition, Origin, and Benefits of Choosing a Used Part

The offered item is a used part, sourced from a dismantled vehicle, which allows for combining an attractive purchase price with the preservation of original construction and fitment for the Audi engine. Choosing such a solution is particularly beneficial for routine repairs when you want to maintain the factory specification of the fuel injection system without the need to invest in a new set.

Before installation, standard fuel system diagnostics and verification of injector operating parameters using appropriate workshop equipment are recommended to fully utilize the potential of the offered set.

Related Parts and Further Technical Knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other parts from the same group, such as additional fuel rails, individual injectors, or other fuel system components, check the available parts in the Audi Injector Nozzles category.

For a fuller understanding of the role of injectors in engine operation and the typical symptoms of their wear, it is worth reading the article describing the symptoms and consequences of injector failures, available here: injector faults – symptoms, consequences, and diagnostics.