BMW X2 F39 F40 F44 F45 X1 F48 Turbocharger Turbo Charger Garett B48C 9845811

BMW X2 F39 F40 F44 F45 X1 F48 The Garett B48C 9845811 Turbocharger is an original BMW turbocharger designed for modern B48 series petrol engines. This used turbocharger and parts component allows for technically correct turbocharger system repairs without the need for unreliable aftermarket components.

Specifications and technical data

• SKU: 8662070
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8662070
• Substitutable numbers: 8662070, 11658662070, 9845811, 11659845811, 8683535
• Category: Turbos & Parts

Intended use and compatibility with BMW models

The turbocharger offered is an OEM BMW design, used in compact SUVs and compact models such as the BMW X1 F48 and BMW X2 F39, as well as selected variants of the F40, F44, and F45 series. This makes it the right choice for turbocharger repairs in modern petrol engines, where stable operating parameters and compatibility with the factory engine control unit software are crucial.

Selecting this turbocharger for a specific B48 engine version allows you to maintain the factory torque and power characteristics, which is particularly important in vehicles equipped with advanced traction control systems and automatic transmissions.

Construction, technology and advantages of the Garett B48C design

The Garett B48C supercharger is designed for high exhaust and intake air flow efficiency. The rotor geometry and optimized compressor housing enable rapid buildup of boost pressure in the low and mid-range RPM range, resulting in:

• better dynamics when accelerating without significant turbo lag,
• stable boost pressure during longer highway driving,
• more efficient combustion of the mixture, which helps maintain factory exhaust emission standards.

The original OEM design ensures proper cooperation with the factory sensors, control valves and cooling system, which reduces the risk of errors in the engine control unit and adaptation problems after installation.

Used condition - practical benefits and applications

The turbocharger is in used condition, making it a cost-effective alternative to new components while maintaining original BMW specifications. For many users, this means the ability to:

• restoring the full functionality of the supercharging system at a lower repair budget,
• maintaining the factory engine operating characteristics without interfering with the software,
• avoiding assembly problems typical of some substitutes with different geometry or workmanship.

A used OEM part is a particularly interesting option for fleet vehicles, cars used intensively, and in situations where the priority is to quickly get the car back on the road while maintaining the correct technical parameters.

Why is it worth choosing an original BMW turbocharger?

Choosing an original BMW B48C series turbocharger is, above all, an investment in compatibility and predictable engine performance. Compared to random aftermarket replacements, the OEM part offers:

• factory fit to the exhaust and intake manifold,
• compatibility with engine control unit maps without the need to modify the software,
• proper cooperation with the lubrication and cooling system, which is important for the durability of the entire engine.

If you are considering whether a used OEM part or an aftermarket part is a better choice for you, the article: 5 reasons why a used OEM part is a better choice than an aftermarket part may be helpful, in which you will find practical criteria for selecting components based on examples of popular models.

Supercharging, tuning and repairs – knowledge in practice

The turbocharger in a modern BMW X1 or X2 is a key element for both repairs and potential modifications. A properly selected and functioning component allows you to safely utilize the engine's potential and, in the case of minor tuning, maintain a margin of thermal and mechanical safety.

If you're interested in a broader perspective on the use of used turbochargers in the modification and repair of German cars, it's worth checking out the guide: Audi with Second-Hand Parts – Tuning and Repairs Without Losing Quality . Although it covers a different brand, the principles for selecting and using used components described there are largely universal.

If you also need other turbochargers for vehicles of this brand, check out our dedicated offer: turbochargers and parts for BMW , where you will find a wide selection of original solutions for various models and generations.