Mercedes X253 M274 Petrol Engine Air Intake Duct Hose Pipe A2740900900

Mercedes X253 M274 Petrol Engine Air Intake Duct Hose Pipe is an original intake system component designed for petrol engines of this series. It ensures a stable air supply to the filter housing, which promotes smooth engine operation and helps maintain proper combustion parameters. Thanks to its factory geometry and fitment for the X253 body, this part from the Lines, hoses and pipes group allows for precise installation without any modifications.

Specifications and technical data

• SKU: A2740900900
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2740900900
• Substitutable numbers: A2740900900, A 274 090 09 00
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Function and role in the intake system

The front air filter intake duct is responsible for directing the airflow from the front part of the engine bay to the filter housing. For M274 petrol engines, this is important for:

• stable engine supply with cool air from the outside,
• reducing turbulence and pressure drops in the intake,
• maintaining predictable performance characteristics of the mass air flow sensor and engine control unit.

A properly shaped duct helps maintain repeatable air intake conditions, which translates into predictable throttle response and correct operation of the control system.

Construction and fitment for Mercedes X253

The component has been designed specifically for the engine bay of the X253 with the M274 unit, taking into account air routing, mounting points, and service space. As a result:

• it fits factory mounting points in the body,
• it works with the original air filter housing,
• it does not require additional adapters or structural modifications.

Such fitment reduces the risk of leaks in the intake system and facilitates subsequent service operations on the air filter and engine accessories.

Application in petrol engines

The presented intake duct is intended for vehicles powered by petrol fuel, which is significant for flow characteristics and compatibility with the control system. In petrol units, precise air metering is crucial for:

• maintaining the correct air-fuel mixture,
• stable idle speed,
• efficient operation of the ignition system and emission control systems.

Selecting the correct intake duct for a specific fuel type helps avoid issues with ECU adaptation, diagnostic errors, and performance drops.

Condition and benefits of choosing a used part

The element comes from the used parts group, which allows for combining reasonable costs with maintaining the manufacturer's original design. In the case of intake ducts, this means:

• preserving factory air flow geometry,
• compatibility with covers, mounts, and adjacent components,
• the possibility of economical repair or restoration of the system after a collision or mechanical damage.

For users considering different purchase options, comparative material may be useful – more information can be found in the article Original, replacement, or used – which car parts are the most cost-effective?.

Assembly group and system expansion

The front air filter intake duct belongs to the Lines, hoses and pipes assembly group, which includes components responsible for routing media and air in the vehicle. 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 intake ducts, flexible hose sections, or additional air routing pipes, check the available parts in the Mercedes lines, hoses and pipes category.

Summary

Mercedes X253 M274 Petrol Engine Air Intake Duct Hose Pipe is a factory-fitted intake system component for petrol engines that helps maintain proper airflow and correct engine operation. Choosing an original component from the Lines, hoses and pipes group allows for efficient installation, compatibility with other components, and effective repair of the intake system in your Mercedes X253.