BMW G11 G12 G20 G21 G30 G31 G32 B57 Turbocharger Pipe Oil Inlet Hose 8515003

The BMW G11 G12 G20 G21 G30 G31 G32 B57 Turbocharger Oil Hose is an original turbocharger and parts component designed for gasoline-powered engines. This oil hose ensures proper lubrication of the turbocharger, which translates into stable engine operation and reduced risk of costly breakdowns.

Specifications and technical data

• SKU: 8515003
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8515003
• Substitutable numbers: 8515003, 11428515003
• Fuel type: Petrol
• Category: Turbos & Parts

Purpose and role in the charging system

The BMW turbocharger oil line is responsible for supplying engine oil to the turbine wheel, ensuring its cooling and lubrication. A properly functioning line reduces bearing wear, stabilizes the turbocharger's operation, and helps maintain the engine's smooth operation, especially in the modern designs used in the G series.

This component is crucial to the durability of the entire turbocharging system – leaks or restricted oil flow can lead to overheating and accelerated turbine wear. Replacing the hose with a functioning OEM component is therefore a sound investment in operational safety.

Technical characteristics and compatibility

The hose is designed specifically for BMW G-family engines, ensuring proper fit to the factory mounting points and correct oil routing geometry. The hose's design is adapted to operate at high temperatures and pressures typical of turbocharged engines.

As a component from the Turbochargers and Parts category, the oil line interfaces directly with the turbocharger, engine block, and lubrication system. As an original BMW part, it maintains factory oil flow standards, which is crucial for both performance and component durability.

Used condition – a conscious technical choice

The hose offered is in used condition, which reduces repair costs while maintaining the characteristics of the original component. For many service and upgrade projects, this is a reasonable compromise between price and quality, especially when maintaining the factory specifications of the supercharger system is essential.

Choosing a used oil line makes sense especially when the existing component has been mechanically damaged, corroded externally, or contaminated internally. Using a functioning line restores proper oil flow, helping to minimize the risk of re-damage to the turbocharger after repair.

Application in tuning and modernization projects

The BMW turbocharger oil line can be used not only for standard repairs but also in tuning projects, where maintaining proper turbine lubrication is crucial for safely increasing power. A properly selected line allows the turbocharger to maintain stable operating conditions even under increased engine load.

If you're planning to modify your supercharger system using aftermarket components, it's worth checking out the tips for safe tuning with used parts – you'll find them in the article Tuning with Used Parts – How to Gain Performance Without Breaking the Bank , which discusses the practical aspects of selecting and installing such components.

BMW Alternative Turbocharger Oil Lines

If you're looking for other turbocharger oil lines designed for BMW models, check out our BMW Turbochargers and Parts category, where you'll find a wide selection of components for various engine versions. This will make it easier to choose the right part for your car's specific configuration.