BMW F07 F10 X3 F25 F30 F32 N55 Petrol Turbo Charger Exhaust Manifold 7643115

The BMW F07 F10 F30 F32 N55 Petrol Turbocharger Exhaust Manifold is an original component of the supercharging and exhaust system, designed for N55 petrol engines in selected BMW 5, 3 and 4 Series models. A used turbocharger integrated with the exhaust manifold is a functional service solution for vehicles requiring replacement of the factory component.

Specifications and technical data

• SKU: 7643115
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7643115
• Substitutable numbers: 7643115, 11657643115
• Fuel type: Petrol
• Category: Turbos & Parts

Purpose and compatibility

This BMW turbocharger and exhaust manifold are designed to work with the N55 petrol engine. The design is identical to the factory-fitted system used in the BMW F07, F10, F30, and F32 models, making parts selection easier when repairing the turbocharger system.

By using an original component from the turbocharger and parts category, compliance with the factory mounting points, manifold geometry and exhaust gas flow system is maintained, which is important for stable engine operation and correct control of the boost pressure.

Construction and technical characteristics

The element combines the functions of an exhaust manifold and a turbocharger in a single housing, a typical solution for modern BMW petrol engines. This integration:

• reduces exhaust energy losses between the collector and the turbine,
• promotes faster build-up of boost pressure,
• facilitates assembly and disassembly of the entire assembly in the engine compartment.

The system was developed with petrol engines in mind, therefore the geometry of the exhaust channels and the turbine characteristics are adapted to the operating parameters of the N55 unit, including the speed range and loads typical of this design.

Condition, origin and service use

The part is offered as used, providing a cost-effective solution while maintaining the original BMW specification. This type of component is particularly useful in situations where:

• the turbocharger has been damaged due to overheating or improper lubrication,
• leaks were found in the exhaust manifold,
• it is necessary to replace the complete assembly instead of repairing individual components.

The use of the original component helps maintain the factory engine operating parameters, including appropriate dynamics, operating refinement and correct boost pressure values throughout the entire rev range.

Benefits of using an original BMW turbocharger

Choosing an original BMW turbocharger with exhaust manifold for the N55 engine allows for consistency with the factory supercharging system design. Key advantages include:

• Full integration with the N55 engine – matching the standard equipment, exhaust system and engine management.
• Stable operating parameters – proper exhaust gas and charge air flow promotes even power development.
• Reasonable repair cost – a used OEM part is an attractive alternative to new replacements of uncertain quality.

Other BMW Turbochargers and Technical Knowledge

If you're looking for other BMW turbochargers for different models and generations, check out our dedicated category: BMW Turbochargers for Popular Models . There you'll find a wide selection of original BMW turbocharger solutions.

When planning to purchase a used supercharger component, it's worth reading a more in-depth discussion of the topic. Practical tips on selecting and using used components can be found in the article: The Best Used Car Parts – A Guide to Original Components , which will help you plan your repair and choose the right components for your BMW.