Mercedes W204 W212 W639 W906 OM651 Fuel Feed Line Return Pipe Hose A6510701532

Mercedes W204 W212 W639 W906 OM651 Fuel Feed Line Return Pipe Hose is an original diesel fuel system component designed for Diesel engines in Mercedes vehicles. Engineered as a factory-spec line, it ensures stable fuel delivery and proper integration with other fuel injection system components.

Specifications and technical data

• SKU: A6510701532-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6510701532
• Substitutable numbers: A6510701532, A 651 070 15 32
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and function in the fuel system

The fuel line in W204 and W906 models is responsible for the safe transport of diesel fuel from one section of the supply system to the next. A correctly selected line minimizes the risk of leaks, pressure drops, and issues with engine starting or smooth operation.

For diesel engines, the line's resistance to operating pressure, temperature, and contact with diesel fuel is particularly critical. Using an original part from the Lines, Hoses and Pipes group allows for maintaining factory flow and sealing parameters, which translates into stable operation of the fuel injection system.

Benefits of using an original Mercedes fuel line

Choosing a fuel line dedicated to specific Mercedes models reduces the risk of installation problems and incorrect routing. The component maintains the correct geometry, preventing unwanted stress, kinks, or rubbing against adjacent parts.

• factory fitment for the fuel system in Mercedes W204 and W906 vehicles,
• maintenance of the correct diameter and cross-section for Diesel fuel,
• stable fuel system operation under typical operational loads,
• reduced risk of leaks and pressure drops in the system.

As a result, this line is a practical solution for both standard repairs and preventive replacement of fuel system components in vehicles used intensively.

Characteristics of the used component

The offered fuel line is a used part, sourced from vehicle dismantling. This type of part allows for economical repair while maintaining the manufacturer's original specifications. In many cases, fuel lines retain full functionality for a long service life, making their reuse technically sound.

Choosing a used part from dismantling also provides real support for the circular economy and helps reduce workshop waste. If you want to learn more about the impact of such decisions on the environment and service costs, check out the article: how used parts from dismantling support the circular economy.

Application in service practice

The fuel line for Diesel engines in the Mercedes W204 and W906 is suitable for typical repairs related to leaks, fuel system upgrades, or replacing damaged sections of the installation. Due to its factory origin, the component works well with standard mounts and accessories, which facilitates installation in workshop conditions.

If you are planning comprehensive fuel system maintenance or need other installation components, it is worth browsing the entire product group in the Lines, Hoses and Pipes{data-blogs=category} category to select compatible components for your vehicle.

Technical support and user knowledge

Selecting the right fuel line is crucial for the safety and reliability of a diesel-powered vehicle. In our store, you will also find guide materials that help understand the relationships between individual components of the fuel system. We encourage you to read our post: practical tips on choosing and installing used parts{data-blogs=blog}, to better plan the repair of your Mercedes.