The Mercedes C200 W205 Petrol M274 Turbocharger Water Line is an original component of the turbocharging system, responsible for the efficient circulation of coolant within the turbine in a petrol engine. This carefully selected line ensures stable thermal operating conditions for the turbocharger, which translates into durability and consistent engine performance.
Specifications and technical data
- SKU: A2742030200
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A2742030200
- Substitutable numbers: A2742030200, A 274 203 02 00
- Fuel type: Petrol
- Category: Turbos & Parts
Purpose and function in the supercharging system
The turbocharger water line in the Mercedes C200 W205 with the M274 engine operates in close proximity to hot exhaust and turbocharger components. Its function is to conduct coolant in a controlled manner so that the turbine housing temperature remains within a safe range during load and after the engine is shut down.
Using the right cable in this area is crucial for:
- maintaining a stable turbocharger temperature in a petrol engine,
- reducing the risk of overheating of rotor and bearing components,
- increasing the service life of the entire charging system,
- maintaining the factory operating parameters of the drive unit.
Technical characteristics and fit
This hose is part of the turbocharger and parts category, meaning it's specifically designed to operate under demanding thermal and pressure conditions. The hose's design is adapted to the engine compartment geometry of the W205 C-Class, allowing for precise coolant routing without interference with other components.
As a Mercedes-branded component, the cable provides:
- factory mounting points and proper routing in the engine compartment,
- compatibility with the M274 petrol engine cooling system,
- adequate resistance to temperature and operating pressure in the turbocharger area.
Used condition - practical benefits
The turbocharger water line is offered in used condition, which represents a reasonable compromise between cost and functionality. For many users, this means the ability to restore the turbocharger system to its original manufacturer specifications without having to invest in a new component.
Choosing a used cable can be beneficial when:
- the existing cable has been mechanically damaged or leaking,
- quick and economical repair of the turbocharger cooling system is necessary,
- You want to maintain the original geometry and fit of the element.
An additional advantage is the reduction of waste and the reuse of functional components, which is consistent with a more sustainable approach to vehicle operation.
Why is it worth choosing the original Mercedes cable?
In an area as critical as turbocharger cooling, using a hose that matches the factory design directly impacts safety and reliability. The original turbocharger water hose for the Mercedes C200 W205 minimizes the risk of fit issues, incorrect routing, or excessive material stress.
Key advantages include:
- reliable fit with other components of the cooling and charging system,
- maintaining the coolant flow path designed by the manufacturer,
- stable operation of the turbocharger in a petrol engine, especially during dynamic driving.
Other turbocharger water lines for Mercedes
If you are also looking for other turbocharger water hoses dedicated to Mercedes, check out our turbochargers and parts for Mercedes category, where you will find a wide selection of turbocharger components tailored to various models.
More about used parts – practical tips
Are you considering using more aftermarket parts in your car, including those from brands other than Mercedes? Check out our blog article, " Used BMW Parts – Are They Worth It? Key Benefits for BMW Fans ," where we discuss the advantages of using used components, quality issues, and economic and environmental aspects. The conclusions are also helpful when choosing parts for other manufacturers.
