Turbo BMW G01 B47 Turbo Charger Cold Side Inlet Housing Cover 8587539

The BMW G01 B47 Turbocharger Cold Side Housing Shell is an original turbocharger and parts component designed for the supercharging system in BMW vehicles with the B47 engine. A used cold side housing allows for professional turbocharger repair without the need to purchase a complete assembly, which is both cost-effective and technically advantageous.

Specifications and technical data

• SKU: 8587539
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8587539
• Substitutable numbers: 8587539, 11658587539
• Category: Turbos & Parts

Purpose and technical characteristics

The turbocharger's cold-side housing is responsible for properly routing compressed air into the engine, and its geometry directly impacts boost characteristics. In BMW G01 models with the B47 engine, using the correct housing ensures stable boost pressure, proper interaction with the control electronics, and maintaining the engine's factory operating parameters.

This component comes from the BMW OE line, ensuring factory tolerances, high-quality casting, and a perfect fit for the original turbocharger core. This allows the housing to be used for both repair and professional turbocharger reconditioning at a specialized service center.

Application in the BMW B47 supercharging system

In B47 engines, the cold side of the turbocharger operates under demanding conditions – at high rotor speeds and significant temperature fluctuations. A properly selected turbocharger shell allows for:

• maintain adequate airflow throughout the entire speed range,
• maintain factory torque characteristics,
• reduce the risk of leaks and boost pressure drops,
• ensure correct cooperation with the intake system and intercooler.

This makes repairing a turbocharger using the original cold side housing a technically safe and predictable solution in terms of the final result.

Parts condition and assembly aspects

This BMW turbocharger cold side housing is a used part. These components are often used by workshops specializing in remanufacturing, as they allow for cost-effective turbocharger rebuilds while maintaining the original design. Standard preparatory steps, such as thorough cleaning, inspection of mating surfaces, and verification of threads and mounting points, are recommended before installation.

Due to its precise fit to the specific turbocharger type, the housing is designed for installation by those experienced in working with supercharging systems. Proper fit with the core and compressor wheel is crucial to the durability of the entire assembly.

Benefits of using the original turbocharger housing

Choosing the original cold side shell for BMW G01 B47 brings a number of practical benefits:

• Factory fit – maintaining the original geometry of the air channels and mounting points.
• Stable operating parameters – predictable turbocharger behavior after repair, without experimenting with substitutes with uncertain specifications.
• Economical repair – the housing can be replaced only while keeping the remaining turbocharger components in good condition.
• Consistency with the drive system – better cooperation with engine control unit maps and factory equipment.

Complementing the offer and technical knowledge

If you're looking for other turbochargers and parts for BMW, check out our dedicated category: Turbochargers and Parts for BMW . There you'll find a wide selection of turbocharger components, useful for repairs and upgrades.

When planning comprehensive driveline maintenance – especially in vehicles with higher mileage – it's also worth considering the condition of the clutch and drivetrain components. The guide article "Clutch and Dual Mass Flywheel – Diagnostics and Part Selection for the Driveline" can be helpful, as it helps you plan service work consistent with the engine and drivetrain characteristics.