Audi R8 42 Fuel Tank Breather Ventilation Line Pipe Hose 420201167B

Audi R8 42 Fuel Tank Breather Ventilation Line Pipe Hose is an original component from the Lines, hoses and pipes group, designed for the fuel system in the Audi R8 42 generation model. It ensures stable fuel vapor discharge and proper tank operation, which translates into safe and predictable fuel system performance.

Specifications and technical data

• SKU: 420201167B
• Mark: Audi
• Condition: Used
• OEM Part Number: 420201167B
• Substitutable numbers: 420201167B, 420 201 167 B
• Part type: Pipe
• Category: Hoses, Lines & Pipes

Purpose and technical function

The fuel tank breather line in the Audi R8 42 is responsible for controlled pressure equalization in the tank and the discharge of fuel vapors to other system components. This reduces the risk of vacuum or overpressure, which could affect the stability of the engine's fuel supply.

As an original Audi part, the line is designed for the specific geometry of the R8 body and fuel system, which ensures:

• precise fitment to factory mounts and routing,
• appropriate diameter and cross-section for vapor flow,
• compatibility with other fuel system components.

Benefits of using an original Audi line

Using a breather line dedicated to the Audi R8 42 allows you to maintain the factory operating parameters of the fuel system. In practice, this means:

• stable engine operation thanks to proper tank ventilation,
• reduced risk of leaks within the fuel system,
• easier diagnostics of potential faults, as the system remains consistent with the factory configuration.

The original line from this group is particularly recommended for fuel system maintenance, upgrades, or restoring the vehicle to a factory-like condition.

Installation and operational characteristics

The fuel tank breather line for the Audi R8 42 is structurally prepared for installation in place of the factory component, which facilitates the mechanic's work and reduces service time. By maintaining the original routing geometry, it is possible to:

• easily route it along existing brackets and clips,
• maintain proper clearances from heating and moving parts,
• keep the installation tidy in the engine bay and around the fuel tank.

The used condition allows for an economical approach to repair while maintaining the manufacturer's original specifications, which is particularly important in sports cars such as the Audi R8.

Why choose original Audi Lines, hoses and pipes

In the fuel system, every line, hose, or pipe operates under demanding conditions – exposed to temperature, vibrations, and contact with fuel and its vapors. Using components from the Lines, hoses and pipes group from Audi's range allows you to maintain the material and structural integrity of the entire system, which translates into long-term, predictable operation.

If you are planning a comprehensive repair or upgrade of the fuel system area in your Audi and need other components from the same group, such as breather lines, fuel hoses, or return pipes, check out the available parts in the Audi Lines, hoses and pipes category.

Ecological and economic aspect

Choosing a used, original breather line for the Audi R8 42 is a solution that is both financially and environmentally beneficial. Reusing functional components reduces waste and the demand for new part production, which aligns with a modern approach to vehicle maintenance.

If you want to learn more about the advantages of this approach and find out how conscious selection of used parts affects the environment and your budget, it is worth reading the article Eco-driving: discover the benefits of used car parts.