BMW E60 E61 E90 E91 335d 535d M57N2 Housing Cover Part Turbocharger Turbo

BMW E60 E61 E90 E91 335d 535d M57N2 Turbocharger is an original turbocharger from the turbochargers and parts category, designed for powerful BMW 3 and 5 Series diesel engines. The used OEM element ensures a factory fit to the intake, exhaust and engine management systems, which makes installation easier and reduces the risk of operational problems.

Specifications and technical data

• SKU: 7811404-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7811404
• Substitutable numbers: 11657811404, 7811404, 11657802588, 7802588, EM
• Category: Turbos & Parts

Purpose and compatibility

This BMW turbocharger for the M57N2 engine is designed to fit the BMW 3 Series E90/E91 335d and 5 Series E60/E61 535d models. This means it's compatible with the factory manifolds, oil and coolant lines, and standard boost pressure control in these engines.

Thanks to the use of BMW's original solution, proper boost characteristics are maintained, which translates into optimal dynamics, smooth operation, and thermal safety of the engine. This is particularly important in powerful diesel engines, where the turbocharger operates under high load.

Construction and operational parameters

The original BMW M57N2 turbocharger was designed for high exhaust and airflow efficiency, enabling optimal boost pressure across a wide RPM range. The geometry and factory tuning are compatible with the stock engine control software, without the need for map modifications.

The key benefits of using an original turbocharger include:

• factory fit to the exhaust and intake system in BMW E60, E61, E90, E91,
• maintaining the stock torque and power characteristics,
• correct cooperation with sensors and accessories of the M57N2 engine,
• reducing the risk of leaks and assembly problems compared to substitutes.

Condition, verification and service application

The turbocharger is offered as a used part, allowing for a cost-effective repair of the turbocharger system while maintaining original BMW specifications. A used OEM component is particularly attractive in situations where a damaged turbocharger needs to be quickly replaced without the need for a costly new component.

Before installation, standard maintenance activities are recommended, such as inspecting the lubrication system, oil lines, and intake manifolds, as well as checking the condition of the air filter and the overall engine condition. A properly selected and installed turbocharger allows you to restore proper performance and stable operation of the engine.

Practical application and user benefits

Installing an original equipment turbocharger in a BMW 335d or 535d is particularly important for drivers who expect stable powertrain performance without the unforeseen problems associated with aftermarket parts. Choosing a used OEM component offers a reasonable compromise between repair costs and maintaining factory performance.

In practice, this means:

• restoring proper boost and gas response,
• reducing the risk of overcharging or undercharging the engine,
• better cooperation with the serial injection system and controller,
• maintaining driving characteristics in line with the manufacturer's assumptions.

Other BMW Turbochargers and Technical Knowledge

If you're also looking for other BMW turbochargers for various BMW models, check out our dedicated category: BMW turbochargers for various models . There you'll find a wide selection of original components that will facilitate comprehensive turbocharger maintenance.

When working with powerful engines, it's also important to understand the relationship between the turbocharger and the rest of the drivetrain. Practical information on this topic can be found in the blog article "Second-hand Differential – a guide to used differentials and drivetrains ," which helps you better assess the condition of key drivetrain components and make informed purchasing decisions.