Mercedes-Benz M ML W163 OM612 Engine Dipstick Oil Guide Tube A6120180316

Mercedes-Benz M ML W163 OM612 Engine Dipstick Oil Guide Tube is a precision component of the lubrication system, responsible for properly guiding the dipstick and ensuring reliable engine oil level readings. A properly selected oil guide tube ensures stable dipstick mounting, reduces the risk of leaks, and facilitates daily checks of the engine's condition. This is a practical solution for users who want to keep their engine in safe operating conditions and maintain its efficiency for longer.

Specifications and technical data

• SKU: A6120180316
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6120180316
• Substitutable numbers: A6120180316, A 612 018 03 16, EM
• Category: Other Engine Parts

Purpose and function of the oil guide tube

The oil guide tube in the Mercedes-Benz M ML W163 OM612 Engine Dipstick Oil Guide Tube model is responsible for guiding the dipstick from the top of the engine bay to the oil pan. Thanks to its proper shape and fitment to the engine unit, it enables:

• safe insertion of the dipstick without the risk of damage,
• repeatable, clear oil level readings,
• reduction of contaminants entering the area around the check port,
• maintaining order in the engine bay by keeping the dipstick in a fixed position.

A properly selected oil guide tube is particularly important in vehicles used intensively, where regular lubrication checks are crucial for engine durability.

Benefits of using an original Mercedes-Benz M ML W163 OM612 Engine Dipstick Oil Guide Tube

Using a dedicated oil guide tube for the Mercedes W163 allows you to maintain the factory dipstick guidance geometry and the correct mounting points in the engine bay. This translates into:

• secure fitment with engine auxiliary components,
• no need for modifications or adjustments to brackets,
• preservation of the service path intended by the manufacturer,
• easy access to the dipstick during routine inspections.

For the user, this means efficient service maintenance and a lower risk of errors when assessing the oil level, which has a direct impact on the safety of the engine's operation.

Characteristics of the used component

The offered oil guide tube is a part from the used Mercedes parts group, which allows for economical repair while maintaining the original design. This type of component, when used correctly, is not subject to rapid wear, which is why in many cases it can be successfully reused in another vehicle.

Choosing a used component is particularly beneficial in situations where mechanical damage to the tube has occurred (e.g., breakage, deformation) and it is necessary to replace it with a part that has the same geometric profile and compatible mounting points.

Application in service practice

The oil guide tube in the Mercedes W163 is often replaced during major engine work, such as dismantling auxiliary components, repairs around the oil pan, or lubrication system upgrades. A correctly selected element:

• facilitates the installation and removal of the dipstick in a cramped engine bay,
• ensures appropriate guidance rigidity,
• minimizes the risk of leaks around the dipstick seat,
• allows for maintaining factory order in the layout of hoses and accessories.

Thanks to this, the user can easily maintain the correct oil level, which is one of the basic conditions for long-term and stable engine operation.

Expansion of the offer and additional materials

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 hoses, brackets, or additional mounts, check the available parts in the Other Mercedes parts category.

For those interested in a broader context of structural differences between standard and sports versions, including changes in the lubrication, cooling, or braking systems, a comparative article on RS models may be helpful – you can find it here: Audi RS vs other models – what is hidden under the hood and chassis?.