Audi S8 D3 5.2 FSI V10 Quattro BSM Fuel Injection Line Pipe Left N/S 07L127501S

Audi S8 D3 5.2 FSI V10 Quattro BSM Fuel Line Pipe Left is an original gasoline fuel system component, designed for precise fuel delivery on the left side of the engine unit. The carefully designed geometry of the pipe ensures stable injection operating conditions, which is important for high loads of the V10 FSI engine.

Specifications and technical data

• SKU: 07L127501S
• Mark: Audi
• Condition: Used
• OEM Part Number: 07L127501S
• Substitutable numbers: 07L127501S, 07L 127 501 S
• Location on the vehicle: Left
• Fuel type: Petrol
• Category: Fuel Injectors

Purpose and Function in the Fuel System

The left fuel line pipe operates within the gasoline system, responsible for the controlled transport of fuel to components in the injector nozzles category. Proper routing of the pipe on the left side of the vehicle limits stress, minimizes the risk of leaks, and supports uniform cylinder fueling.

The component has been specifically designed for the FSI V10 engine construction, where stable pressure and correct fuel line routing are crucial for:

• maintaining repeatable fuel dosage across the entire RPM range,
• reducing the risk of power drops resulting from flow disruptions,
• preserving the unit's smooth operation during dynamic acceleration.

Compatibility with the Gasoline System

The pipe is adapted for cooperation with the gasoline fuel system, which means appropriately selected materials and cross-sections for operating pressure and resistance to the fuel used in FSI engines. Using the correct pipe on the left side of the vehicle allows for maintaining the factory logic of fuel line routing.

Thanks to this:

• you maintain the original fuel line path consistent with Audi's design,
• you reduce the risk of the pipe colliding with other engine compartment components,
• you ensure correct cooperation with injector nozzles without the need for modifications.

Benefits of Using an Original Audi Pipe

Choosing an original Audi fuel pipe from the injector nozzles category is a solution that helps maintain the consistency of the entire fuel system. The design tailored to the specific S8 D3 model facilitates installation and avoids compromises typical of universal aftermarket parts.

Key advantages include:

• factory geometry fit for the 5.2 FSI V10 Quattro engine,
• stable fuel delivery on the left side of the vehicle,
• maintaining injection system operating parameters according to the manufacturer's specifications.

Condition and Service Application

The component comes from the group of used Audi parts, allowing for economical repair or restoration of the fuel system while maintaining original specifications. This is a practical solution in situations where the pipe has been damaged, the system has been tampered with, or the original fuel line path needs to be restored.

Before installation, a standard check of tightness and correct positioning of the pipe relative to other components is recommended to fully utilize its capabilities in the demanding operating environment of the V10 engine.

Audi Injector Nozzles – Selection and Technical Knowledge

If you are looking for other components in the Audi injector nozzles category, use the dedicated subpage: Audi injector nozzles. There you will find related fuel system components that will allow for a comprehensive approach to engine servicing.

Although the described pipe works with the gasoline system, many principles of injection diagnostics are common to different engine types. It is worth familiarizing yourself with the material discussing the symptoms and consequences of neglecting the fuel system: diesel injector faults – how to recognize them and what are the consequences of neglecting them. This will help you better understand the importance of tightness and proper fuel flow also in gasoline units.

For those interested in the broader context of using original, used components in cars of this brand, an article of a technical and image-building nature may also be helpful: how used Audi parts help maintain the brand's character and DNA. This will make it easier to assess when it is worth reaching for original fuel system components, such as the presented pipe.