BMW E90 LCI N47N Engine Turbo Turbocharger Part Actuator 49335-19400 6NW010099

The BMW E90 LCI N47N Turbocharger Actuator 8515188 is an original turbocharger and parts component designed for the turbocharging system in post-facelift BMW 3 Series diesel engines. This actuator ensures factory-corrected turbine performance while maintaining proper geometry control and stable boost parameters.

Specifications and technical data

• SKU: 8515188-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8515188
• Substitutable numbers: 11658515188, 8515188, 49335-19400, 6NW010099, 6NW 010 099, PK
• Category: Turbos & Parts

Purpose and role in the charging system

The BMW E90 LCI N47N turbocharger actuator is responsible for precise control of the engine's turbine mechanism, which translates into optimal dynamics, flexibility, and smooth operation of the engine. A properly functioning component allows for maintaining proper boost pressure throughout the entire RPM range, reducing the risk of power loss, limp mode, and excessive turbocharger load.

The element comes from the turbocharger and parts group, thanks to which it is structurally adapted to the factory control system in BMW models with the N47N engine after the E90 LCI body upgrade.

Construction, compatibility and replacement numbers

The actuator is a factory BMW component, ensuring the original mounting geometry, proper operating range, and compatibility with the factory engine control unit software are maintained. The use of manufacturer-specific interchangeable numbers allows for compatibility with various variants of the same engine without the need for any installation modifications.

Thanks to this solution you can:

• replace a worn or damaged adjuster with a component that meets factory specifications,
• maintain proper cooperation with the turbocharger and engine electronics,
• minimize the risk of controller errors resulting from incorrect part selection.

Used condition - practical benefits

The turbocharger actuator offered is in used condition, representing a reasonable compromise between cost and functionality. Choosing an original, used component allows you to maintain factory quality and fit while reducing the cost compared to a new part.

The main advantages of using a used adjuster include:

• original BMW design,
• maintaining the proper operating characteristics of the charging system,
• attractive price-to-functionality ratio in operational repairs.

Why choose this BMW turbocharger actuator?

The BMW E90 LCI N47N Turbocharger Actuator 8515188 is a solution for users who expect compliance with factory specifications and stable engine operation after turbocharger repair. A properly selected component allows for restoring proper throttle response, reducing smoke, and reducing the risk of turbine overload.

If you are looking for other actuators or components from the turbocharger and parts category dedicated to this brand, check out the turbochargers and parts for BMW available in our store to select components that are consistent in terms of design and quality.

Technical support and knowledge of used parts

When selecting used drivetrain, suspension, or supercharger components, it's important to rely on reliable technical information and practical application examples. If you're also considering replacing chassis components, an article comparing stock and performance solutions may be helpful – you can find it here: Stock vs. Performance Suspension – Design Differences and Selection of Used Parts . This will make it easier to plan a comprehensive car maintenance plan, combining cost-effectiveness with a sensible approach to parts quality.