Audi A1 S1 8X A3 S3 8V A5 S5 F5 Fuel Injection Rail 2.0 TFSI 06K133317G

The Audi A1 S1 8X A3 S3 8V A5 S5 F5 2.0 TFSI Fuel Injector Rail is an original gasoline fuel system component designed for TFSI engines in sporty Audi models. It ensures stable fuel distribution to the injectors, which translates to predictable engine operation and proper compatibility with the factory engine control unit.

Specifications and technical data

• SKU: 06K133317G-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 06K133317G
• Substitutable numbers: 06K133317G, 06K 133 317 G
• Category: Fuel Injectors

Purpose and Function of the Injector Rail

The fuel injector rail in a 2.0 TFSI engine is responsible for evenly supplying all cylinders with fuel at the correct pressure. A properly selected rail helps maintain:

• stable fuel metering across the full engine load range,
• correct injector operation at high system pressure,
• consistent combustion parameters with the maps stored in the ECU.

For TFSI units, this is crucial for performance, smooth operation, and compliance with factory emission standards.

Compatibility with Audi Models

The presented fuel injector rail for the 2.0 TFSI engine is designed for selected versions of the Audi A1 S1 8X, A3 S3 8V, and A5 S5 F5 models. Using a component from the same design family as the factory part helps maintain:

• correct connection positions relative to the engine head and accessories,
• compatibility with stock injectors and fuel lines,
• appropriate system rigidity, reducing vibrations transmitted to the injectors.

This ensures that installation is similar to factory procedures, without the need for fuel system modifications.

Technical Characteristics and Benefits of Use

The original injector rail in a TFSI engine is designed for high fuel pressure operation and dynamic load changes. Using the correct component allows for:

• maintaining adequate working pressure along the entire length of the rail,
• precise fuel delivery control in each cylinder,
• reducing the risk of uneven engine operation due to fuel supply disruptions.

For users of S and S-line models, this is particularly important during intensive use, where fuel system stability impacts performance consistency and engine safety.

Item Condition and Service Application

This rail is from a group of used Audi parts, allowing for economical fuel system repair while maintaining original construction. This solution is often chosen in situations such as:

• mechanical damage to the rail (e.g., during accessory removal),
• the need to replace the component after fuel system intervention,
• restoring factory configuration after unsatisfactory modifications.

Selecting a rail compatible with the 2.0 TFSI unit helps restore original engine operating parameters and facilitates further diagnosis of potential fuel supply issues.

Technical Support and Additional Materials

When diagnosing the fuel system, it is also worth paying attention to the condition of the injectors themselves and other fuel line components. Helpful information on the symptoms and consequences of faulty injector operation can be found in the article: injector faults – symptoms, consequences, and diagnostics, which helps in better planning of service work.

If you are looking for other Audi injector nozzles compatible with various models of this brand, check out our dedicated category: Audi injector nozzles. This will help you more easily select a complete solution for your fuel system.