Air Duct Mercedes W447 OM651 Air Filter Box Inlet Air Pipe Hose A4475280724

The Mercedes W447 OM651 Intake Air Hose for Air Filter Housing is an original intake system component from the air and fuel intake sensors group, designed for use in Mercedes vehicles with the OM651 engine in the W447 body. The used hose ensures factory airflow geometry between the filter housing and the subsequent intake section, promoting stable engine operation and proper interaction with the control electronics.

Specifications and technical data

• SKU: A4475280724
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4475280724
• Substitutable numbers: A4475280724, A 447 528 07 24
• Category: Air Intake & Fuel Sensors

Intended Use and Function in the Intake System

The intake air hose for the air filter housing in the Mercedes W447 with the OM651 engine is responsible for the sealed and directed delivery of purified air from the filter housing to further intake system components. A correctly selected element in this section is crucial for:

• maintaining stable airflow to the engine,
• proper operation of air intake sensors,
• preserving factory combustion parameters and performance,
• limiting pressure drops in the intake system.

By maintaining the original hose design, the engine control unit receives consistent operating conditions, which translates into predictable throttle response and correct interaction with the injection system.

Benefits of Using an Original Intake Hose

Choosing an original intake air hose for the Mercedes W447 with the OM651 engine is a solution that minimizes the risk of operational problems. An element from the same product line as the vehicle's factory equipment ensures:

• secure fit to the air filter housing and other intake components,
• maintenance of proper hose rigidity and flexibility at connection points,
• compatibility with factory mountings and brackets in the engine bay,
• correct interaction with components from the air and fuel intake sensors category.

Such a fit reduces the risk of leaks, unwanted vibrations, and incorrect air parameter readings by the vehicle's electronics.

Product Characteristics and Condition

The offered hose belongs to the group of original Mercedes components, meaning it has been specifically designed for the W447 engine bay geometry and the requirements of the OM651 unit. As a used item, it comes from disassembly, allowing for an attractive purchase price while retaining the factory construction specifications.

In practice, this means the hose is a suitable choice for:

• replacing a damaged or leaking intake section,
• restoring the original intake system configuration after modifications,
• repairs related to improper operation of air intake sensors.

Selection by OEM and Technical Support

The selection of the correct intake air hose for a specific Mercedes W447 version with the OM651 engine should be based on the OEM number and vehicle data. This helps avoid compatibility issues, such as differences in connector diameter, hose length, or mounting locations.

If you wish to deepen your knowledge on selecting and operating sensors and control modules, it is worth consulting the guide: used automotive electronics – ECU modules and second-hand sensors in practice. You will find practical tips on identifying parts by numbers, compatibility, and installation.

Why Choose Used Original Mercedes Parts

Using used, original components in the intake system allows for maintaining factory engine operating parameters while reducing service costs. An original intake air hose is designed for long-term cooperation with air and fuel intake sensors, promoting stable engine operation.

If you are interested in other Mercedes air and fuel intake sensors, check out our dedicated offer: Mercedes air and fuel intake sensors. You will find a wide selection of components suitable for various models of this brand.

Additional information on the benefits of using original, used components can be found in the article: OEM quality and safety guarantee in used car parts, which discusses the importance of OEM parts for vehicle durability and safety.