BMW E46 M3 S54 Fuel Tank Ventilation Valve Pipe Hose Line 1435982

BMW E46 M3 S54 Fuel Tank Ventilation Valve Pipe Hose Line is a fuel system component designed for use with a gasoline engine, responsible for the controlled discharge of fuel vapors from the tank. Thanks to its precise design and fitment for the specific configuration of the M3 S54 model, this component ensures stable operation of the fuel supply system and helps maintain proper emission parameters. It is a practical solution for users looking for a consistent, original pipe with a ventilation valve for their BMW E46 M3.

Specifications and technical data

• SKU: 1435982-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 1435982
• Substitutable numbers: 1435982
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Function and application in the fuel system

The presented ventilation valve integrated with the pipe, which is part of the Lines, hoses and pipes group, is responsible for the controlled flow of fuel vapors between the tank and other system components. In combination with the rest of the fuel installation in the BMW E46 M3 S54, it enables:

• stabilization of pressure in the fuel tank during gasoline engine operation,
• safe discharge of fuel vapors under variable load conditions,
• reduction of the risk of supply disruptions during dynamic driving,
• maintenance of proper cooperation with the engine control electronics.

Due to its dedicated design for the S54 unit, the pipe with the valve is structurally matched to the geometry of the engine compartment and the routing of the fuel system in this model.

Pipe construction and benefits of use

The fuel tank ventilation system in a BMW requires airtight, properly shaped pipes and a valve with the correct flow characteristics. Using a complete pipe with a valve as a single unit:

• simplifies assembly and disassembly within the fuel system,
• reduces the number of potential leak points,
• facilitates diagnostics in case of problems with tank ventilation,
• ensures consistent fitment to factory brackets and installation routing.

This solution is particularly useful when servicing cars operated dynamically, where the fuel system is exposed to variable loads and pressure fluctuations.

Condition of the component and service application

The offered pipe with a ventilation valve comes from the secondary market, which makes it an attractive alternative to new components while maintaining the original assembly specification. This type of part will work well both for standard fuel system repairs and for restoring the factory configuration in cars used in motorsport or renovation projects.

Replacing the complete pipe with a valve is recommended in situations where symptoms such as improper tank ventilation, the smell of fuel in the rear of the vehicle, or diagnostic errors related to the fuel vapor circuit occur.

Integration with other BMW lines

If you are planning a comprehensive repair or upgrade of the fuel system area in your BMW and need other elements from the same group, such as flexible fuel lines, rigid guide pipes, or additional ventilation hoses, check the available parts in the BMW lines, hoses and pipes category.

Additional technical support and knowledge

When working with BMW fuel systems, including gasoline units, it is worth using reliable sources of knowledge regarding compatibility, OEM markings, and assembly procedures. Extended information on the approach to selecting and installing components in modern BMW engines can be found in the article BMW B58 code, or 340 HP from the secondary market – a checklist before buying a turbocharger and intercooler for the BMW 3 Series (G20), which discusses practical checklists, the importance of part numbers, and the significance of verification by VIN.