Mercedes Sprinter W906 OM651 Engine Oil Filler Neck Pipe Hose Tube A6510100169

Mercedes Sprinter W906 OM651 Engine Oil Filler Neck Pipe Hose Tube is a precisely engineered lubrication system component designed for diesel units. It is responsible for the safe and convenient refilling of engine oil, which is crucial for the durability of a modern diesel engine. By maintaining factory geometry and mounting points, it serves as a functional service solution for Mercedes Sprinter W906 commercial vehicles.

Specifications and technical data

• SKU: A6510100169
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6510100169
• Substitutable numbers: A6510100169, A 651 010 01 69, KZ
• Fuel type: Diesel
• Category: Oil Drain Plugs, Filler Caps & Dipsticks

Purpose and function in the lubrication system

The described oil filler pipe works with the Diesel engine from the OM651 family, ensuring a sealed oil path from the filler cap to the inside of the power unit. A properly selected filler neck reduces the risk of oil spills during service, facilitates periodic maintenance, and helps keep the engine bay clean.

In commercial vehicles such as the Sprinter W906, regular oil checks and top-ups are particularly important due to intensive use. A functional oil filler neck supports stable operation of the lubrication system, which translates into protection for the turbocharger, bearings, and other components of the diesel engine.

Design and fitment for Mercedes Sprinter W906

The oil filler pipe belongs to the group of components defined as Oil drain and filler plugs and dipsticks, which are components responsible for engine oil service. The use of original mounting geometry allows for secure seating in factory body and engine points, without the need for modifications or adjustments.

Such fitment is particularly important in the engine bay of a modern diesel, where space is limited and the routing of hoses, harnesses, and accessories must remain unobstructed. A proper oil filler neck minimizes the risk of collision with other components and ensures convenient access during inspections.

Application in the OM651 Diesel engine

OM651 diesel engines operate under high thermal and mechanical loads, which is why they require regular oil changes and reliable access to the filler neck. A properly selected oil filler pipe:

• enables efficient oil refilling without the need to disassemble other components,
• limits the ingress of contaminants into the filler channel,
• supports the maintenance of the correct oil level in the diesel unit.

Thanks to this, diesel engine service becomes faster and more predictable, which is significant both in fleet operations and for individual commercial vehicles.

Condition, origin, and benefits of choosing a used part

The presented item comes from the group of original Mercedes components in used condition. In practice, this means maintaining factory construction and fitment while saving money compared to new replacements. For many Sprinter W906 users, this is a reasonable compromise between repair costs and the quality of the installed component.

If you want to better understand why original second-hand parts are often chosen by professional workshops and fleets, it is worth reading the article on the importance of used OEM parts and their impact on safety and repair cost-effectiveness.

Comprehensive oil system service for Mercedes

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as oil drain plugs, oil fillers, or dipsticks, check the available parts in the category Mercedes oil drain and filler plugs and dipsticks.

For full protection of the power unit, it is also worth ensuring the efficiency of the cooling system and monitoring the engine operating temperature. Practical tips regarding overheating, diagnostics, and the impact of the oil cooler on unit durability can be found in the guide dedicated to the engine cooling system and oil cooler operation.