BMW Z4 E89 Pressure Petrol Fuel Pipe Hose 7577348

The BMW Z4 E89 Fuel Hose Pipe Line is an original part of the gasoline fuel system, designed for precise fuel delivery in BMW vehicles. The carefully engineered geometry of the hose supports stable injector operation, contributing to smooth engine running and predictable performance.

Specifications and technical data

• SKU: 7577348
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7577348
• Substitutable numbers: 13537599010, 7599010, 13537577348, 7577348
• Fuel type: Petrol
• Category: Fuel Injectors

Purpose and Function in the Fuel System

The BMW Z4 E89 fuel hose operates within the gasoline fuel system, responsible for the safe and leak-free delivery of fuel to the injector nozzles. A correctly selected section of hose limits pressure drops, minimizes the risk of leaks, and supports stable fuel metering by the injectors.

This component has been designed with the specific routing of the system in the BMW Z4 E89 engine bay in mind, maintaining appropriate bending radii and mounting points. This ensures the hose is not exposed to excessive vibrations, chafing, or contact with hot engine components.

Construction and Technical Specifications

The hose is made from materials suitable for use with gasoline fuel, resistant to fuel additives and typical engine bay temperatures. The construction combines flexible sections with appropriately shaped connection ends, facilitating installation and ensuring a secure connection with other system components.

• Chemical Resistance – Materials selected for long-term contact with gasoline.
• Dimensional Stability – Maintains shape and flow path under typical operating conditions.
• Compatible Ends – Connectors prepared for integration with factory BMW fittings.

This type of hose is crucial for maintaining the integrity of the fuel system, which directly impacts driving safety and the proper functioning of the injectors.

Item Condition and Service Application

The offered fuel hose is a used part, sourced from a dismantled vehicle, allowing for an economical repair of the fuel system while maintaining original BMW specifications. In many cases, using a used OEM part from the aftermarket is a beneficial solution compared to non-genuine alternatives with uncertain parameters.

The hose is suitable for both standard replacement of a worn section of the system and for comprehensive fuel system refurbishment, where restoring the original hose routing and proper injector cooperation is necessary.

Benefits of Using an Original Fuel Hose

• Factory Fitment – Hose designed for the specific BMW Z4 E89 model, requiring no modifications.
• Injector Nozzle Compatibility – Maintains proper fuel supply, promoting even engine operation.
• Operational Safety – Reduces the risk of fuel leaks and pressure drops in the system.
• Economical Repair – A used OEM part helps reduce service costs while maintaining high quality.

Selecting the correct fuel hose is important not only for the durability of the system but also for the stability of the powertrain's operating parameters, especially in vehicles with a more dynamic character, such as the BMW Z4.

Related Parts and Technical Knowledge

If you are looking for other BMW injector nozzles for your car, check out our dedicated category: BMW injector nozzles. This will help you assemble the entire fuel system using parts from a single, cohesive product group.

Although the offered hose operates in a gasoline system, many principles of diagnostics and symptoms of fuel supply problems are similar to those known from diesel engines. It is worth familiarizing yourself with the material discussing the symptoms and consequences of incorrect injector operation: diesel injector faults – symptoms, consequences, and diagnostics. This will help you better understand the importance of sealing and correct pressure throughout the entire fuel system.