BMW F87 M2 LCI F80 M3 F83 F82 M4 S55 Oil Turbo Feed Pipe Line Supply 7848522

The BMW F87 M2 LCI F80 M3 F83 F82 M4 S55 Turbo Oil Feed Hose is an original turbocharger and parts component designed for the supercharging system in sporty BMW models with the S55 engine. This oil feed hose ensures the factory oil supply to the turbocharger, which is crucial for the durability and stable operation of the entire supercharging system.

Specifications and technical data

• SKU: 7848522
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7848522
• Substitutable numbers: 7848522, 11427848522
• Category: Turbos & Parts

Purpose and function of the turbo oil supply line

The turbo oil supply line is responsible for supplying engine oil at the correct pressure to the turbocharger in the S55 engine. Proper lubrication of the rotor bearings reduces friction, dissipates heat, and stabilizes the turbocharger's operation at high RPMs. This is particularly important in the sporty BMW M2 LCI, M3, and M4 models due to the high thermal and dynamic loads.

Replacing a worn or leaking hose with an original part from the same production line restores proper oil circulation within the turbocharger, reducing the risk of seizure, performance loss or unstable boost pressure.

Benefits of using the original BMW cable

Using the original BMW turbo oil feed line ensures:

• Factory fit to the S55 engine supercharging system – no modifications or end fittings required.
• Replicating the original cable routing, which reduces the risk of abrasion, overheating and incorrect positioning in the engine compartment.
• Compatibility with factory connectors and mounting points for easy installation and service.
• Stable turbocharger lubrication is crucial for maintaining the performance and durability of the drive unit.

By maintaining the original specifications, the hose works with the factory lubrication system without changing the operating parameters of the engine or turbocharger.

Used condition – practical approach to servicing

The hose offered is in used condition, which represents a reasonable compromise between repair costs and maintaining original BMW quality. A used OEM part is often a better choice than cheap replacements with questionable material specifications, especially in critical areas such as the turbocharger lubrication system.

Standard service activities are recommended during installation, such as checking for leaks after starting the engine, verifying correct hose routing, and following the manufacturer's procedures for working with the oil system.

Professional installation and system diagnostics

To fully utilize the potential of the BMW F87 M2 LCI F80 M3 F83 F82 M4 S55 Turbo Oil Feed Hose, it is worth entrusting the installation to a specialized service center familiar with the S55 engine design and the operating characteristics of turbochargers in M models. A properly performed hose replacement should include:

• checking the condition of the turbocharger for play and leaks,
• checking the cleanliness of the oil system,
• verification of the tightness of connections after the first start-up,
• monitoring engine operating parameters after service.

This approach minimizes the risk of secondary faults and allows for maintaining stable performance of the drive unit in everyday and dynamic use.

Other turbochargers and parts for BMW

If you are also looking for other components in the turbocharger and BMW parts category, check out our dedicated offer, which includes hoses, mounting accessories, and components working with the supercharging system: turbochargers and BMW parts .

Technical knowledge and system diagnostics in BMW

When servicing BMW sports models, it's worth paying attention not only to the turbocharger system but also to other key components that impact steering precision and safety. A useful supplement to your knowledge can be an article describing the structure and common faults of the steering and power steering systems, along with examples of the use of used parts: Steering and Power Steering – How Does It Work and What Breaks Down?