BMW E61 LCI E83 LCI E92 E93 Exhaust Turbocharger 2.0 Diesel N47 N47D20A 8506892

BMW E61 LCI E83 LCI E92 E93 Exhaust Turbocharger 2.0 Diesel N47 N47D20A is an original forced induction system component from the Turbochargers and parts category, designed for BMW N47 series diesel engines. It allows for the restoration of proper boost pressure, stable engine operation, and the maintenance of factory performance parameters in E61 LCI, E83 LCI, E92, and E93 models with the 2.0 Diesel engine.

Specifications and technical data

• SKU: 8506892-16
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8506892
• Substitutable numbers: 11658506892, 8506892, 11657808478, 7808478, 11657797782, 7797782, 11654727470, 4727470, 11657797781, 7797781
• Fuel type: Diesel
• Part type: Turbocharger
• Category: Turbos & Parts

Purpose and compatibility with the N47 engine

The presented turbocharger has been designed to work with the N47 / N47D20A unit, which ensures full integration with the factory intake system, exhaust system, and engine management. As a result, correct boost pressure values, proper torque characteristics, and appropriate throttle response are maintained across the entire rev range. The component is intended for BMW vehicles with a Diesel engine, which guarantees compliance with the thermal and load requirements typical for diesel units. The turbocharger's construction is adapted to operate under high combustion pressure and the long-term stress typical of daily use and highway driving.

Technical and functional characteristics

The turbocharger is responsible for compressing the air drawn into the cylinders, which allows for an increase in the amount of oxygen in the mixture and higher power output from the same displacement. In practice, this translates into:

• efficient acceleration in the low and mid-rev range,
• stable power maintenance at higher speeds,
• more efficient combustion of the mixture in the diesel engine. The original BMW turbocharger ensures a proper fit with the exhaust manifold, oil lines, and cooling system, as well as compatibility with the factory engine control unit software. Consequently, there is no need for software modifications or adaptations beyond standard service procedures after installation.

Benefits of using an original BMW turbocharger

Using an original component from the Turbochargers and parts category allows for maintaining the consistency of the entire powertrain. Key advantages include:

• factory fitment for the N47 unit, without the need for mechanical modifications,
• proper cooperation with the engine's lubrication and cooling systems,
• maintenance of factory performance parameters and engine refinement,
• reduction of compatibility issues typical of generic aftermarket replacements. For users planning long-term vehicle operation or those concerned about resale value, choosing an original turbocharger is a technically safe and predictable solution in terms of durability.

Condition, verification, and practical application

The offered turbocharger is a used component, which in practice means a more cost-effective repair while maintaining the manufacturer's original specifications. Before installation, it is recommended to perform a standard check of the lubrication system, oil line patency, and oil filter condition to ensure proper operating conditions after replacement. Selecting parts by OEM number and interchangeable numbers allows for precise verification of compatibility with a specific engine version and vehicle model year. In case of doubt, it is worth comparing the markings with service documentation or the VIN to avoid installing the wrong turbocharger variant.

Related products and technical knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as turbocharger housings, control actuators, or intake system parts, check out the available parts in the BMW Turbochargers and parts category. To better assess the impact of using original used components on vehicle value, it is worth reading our guide: Original used parts vs. resale value – how not to lose money?. The article explains how conscious selection of components, such as a turbocharger, helps maintain an attractive car price on the secondary market.