Tank Breather Hose BMW X3M F97 X4M F98 Petrol S58 Suction Line Hose 8088661

The BMW X3M F97 X4M F98 Gasoline S58 Fuel Tank Vent Hose is an original fuel system component from the Hoses, Pipes, and Tubes group, designed for specialized sports versions of BMW with the S58 gasoline engine. Carefully selected geometry and material ensure stable fuel tank venting and proper operation of the entire fuel supply system.

Specifications and technical data

• SKU: 8088661
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8088661
• Substitutable numbers: 8088661, 13908088661
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Purpose and Function of the Vent Hose

The presented vent hose is a fuel system component designed to work with the S58 unit powered by gasoline. Its task is to control the discharge of fuel vapors from the tank, which stabilizes pressure, supports the correct operation of the fuel supply system, and reduces the risk of disruptions during dynamic driving.

A properly routed hose minimizes the possibility of kinks and local constrictions, which is particularly important in powerful versions of the X3M and X4M, where the fuel system operates under increased load. This ensures repeatable engine operating parameters and predictable vehicle behavior.

Benefits of Using an Original BMW Hose

Choosing an original vent hose from the BMW Hoses, Pipes, and Tubes group translates to a perfect fit for factory mounts, routing, and fuel tank spigots. The absence of the need for modifications eliminates the risk of leaks, and installation proceeds according to the manufacturer's service documentation.

Key benefits of using this component include:

• maintaining factory fuel system tightness,
• stable tank venting under high loads,
• compatibility with the body structure of the X3M F97 and X4M F98,
• no need to adjust hose diameter or length.

This makes the hose a practical solution for both standard repairs and for restoring full vehicle functionality after intensive track use.

Technical and Operational Characteristics

The component is designed to operate in an environment with gasoline vapors, taking into account variable temperatures and vibrations characteristic of BMW sports models. The applied hose construction reduces the risk of micro-cracks and leaks, which could cause diagnostic errors in the fuel system or incorrect sensor readings.

In practice, this means:

• stable fuel vapor flow parameters,
• resistance to typical thermal loads in the engine bay and around the tank,
• maintaining shape and flow capacity over a longer period of use.

A hose configured in this way allows for consistent operation of the fuel system with the factory software controlling the S58 engine.

Part Condition and Service Application

The offered vent hose is a used part, making it a sensible choice for servicing specialized BMW models where a combination of original construction and cost control is important. A used OEM part retains factory fitment while allowing for economical fuel system restoration.

When replacing the hose, it is advisable to pay attention to its correct placement in the factory routing and to check the condition of adjacent fuel system components to avoid recurrence of the fault due to local mechanical or thermal damage.

Support with Selection and Additional Information

If you are considering whether a used OEM part or an aftermarket replacement would be a better solution for your needs, a practical guide describing specific selection criteria and examples from popular models may be helpful – you can find it in the article 5 Reasons Why a Used OEM Part is a Better Choice Than an Aftermarket Replacement.

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