Oil Pipe BMW F20 F30 LCI G30 G31 B47 Turbocharger Return Outlet Line 8513625

The BMW F20 F30 LCI G30 G31 B47 Turbocharger Oil Return Hose is an original turbocharger component designed for BMW diesel engines. It ensures controlled oil return from the turbocharger to the lubrication system, which is crucial for turbine durability and stable engine operation.

Specifications and technical data

• SKU: 8513625
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8513625
• Substitutable numbers: 8513625, 11428513625
• Fuel type: Diesel
• Category: Turbos & Parts

Purpose and function of the turbocharger oil line

The oil return line in the B47 diesel engine is responsible for the safe drainage of lubricating oil from the turbocharger housing to the oil pan or further downstream in the lubrication system. A properly selected and leak-proof line:

• stabilizes the oil pressure in the turbine area,
• reduces the risk of overheating of turbocharger bearings,
• minimizes the possibility of oil leaks into the intake or exhaust system,
• supports even lubrication under high loads typical of diesel engines.

In the case of B47 units, the use of a proper return line is particularly important due to the high boost pressures and demanding turbine operating conditions.

Construction, fit and performance parameters

The turbocharger return oil line was designed as a lubrication system component in the Turbochargers and Parts category. Its original design ensures:

• precise geometrical adjustment to the B47 engine and turbocharging system in the F20, F30 LCI, G30 and G31 bodies,
• appropriately selected diameter and internal cross-section of the pipe, guaranteeing proper oil flow,
• factory-designed mounting points for easy installation in original brackets and guides.

This allows installation without the need for modifications, and the hose maintains the correct position relative to the turbine, engine block and other accessories.

B47 Diesel Engine – Turbine Lubrication System Requirements

BMW B47 diesel engines operate under high thermal and mechanical loads, placing high demands on the turbocharger lubrication system. Using the appropriate oil return line:

• reduces the risk of turbine seizure during intensive highway and city use,
• helps maintain the cleanliness of the intake system by reducing uncontrolled oil leaks,
• allows you to maintain the factory operating parameters of the turbocharger in a diesel engine.

This is particularly important in modern diesel engines, where stable turbine lubrication translates into smooth operation, dynamics and fuel consumption.

Condition, origin and the benefits of choosing an original used item

The hose offered is in the BMW turbocharger and parts category and comes from the original factory-installed system. As a used component:

• retains factory geometry and mounting points,
• complies with the manufacturer's requirements for the diesel engine,
• is an economical alternative to a new component while maintaining the original specifications.

Choosing a genuine used hose maintains the integrity of the entire turbocharger system, without the risk of mismatches typical of aftermarket parts of uncertain origin.

OEM/VIN selection and technical support

When selecting a turbocharger oil return line for a BMW, it's crucial to match it to the specific engine and body version. The following is recommended:

• checking compatibility by OEM number or reference numbers,
• verification of application according to engine code and vehicle year,
• comparison of the shape and mounting points with the currently installed element.

If you want to deepen your knowledge about the selection of original components, VIN checking procedures and the impact of used parts on the durability of Bavarian designs, check out the article: BMW – sporty performance and precision: how used original parts affect the durability of BMW cars .

Other BMW turbocharger oil lines

If you're looking for other BMW turbocharger oil lines for different models or engine configurations, check out our dedicated category: BMW Turbocharger Oil Lines in the Turbochargers and Parts category . This allows you to easily compare available solutions from a single manufacturer and choose the right part for your vehicle.