BMW F20 F30 LCI B47 Turbocharger Oil Feed Line Pipe Hose High 8513624

The BMW F20 F30 LCI B47 High Density Oil Feed Hose is an original equipment oil supply component in the turbocharger and parts category, designed for the B47 engines in the BMW 1 Series F20 and 3 Series F30 facelift models. This used OEM hose ensures a factory fit, proper flow characteristics, and stable turbocharger operating conditions.

Specifications and technical data

• SKU: 8513622
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8513622
• Substitutable numbers: 8513622, 11428513622
• Category: Turbos & Parts

Purpose and function in the turbocharging system

The high-density oil supply line is responsible for the precise delivery of engine oil to the turbocharger in the B47 engine. The carefully selected diameter and design of the line maintain proper pressure and a stable oil film on the rotor bearings, reducing the risk of overheating and accelerated turbine wear.

In practice, a properly functioning oil line translates into:

• more predictable operation of the turbocharger across the full load range,
• reducing the risk of bearing seizure during dynamic driving,
• maintaining proper cleanliness and flow of the lubricating medium.

The structure and advantages of the original BMW component

As part of BMW's Turbocharger and Components group, the hose was designed by BMW to address the specific thermal and pressure requirements of the B47 engine. This includes material selection, rib geometry, and mounting points that minimize stress and vibration during engine operation.

The key benefits of using the original cable include:

• factory fit for the lubrication system and turbocharger in the F20/F30 LCI,
• maintaining the oil flow characteristics designed by the manufacturer,
• consistency with other components of the charging and lubrication system.

Used condition – a conscious technical choice

The hose offered is in used condition, meaning it comes from a disassembly and maintains the performance characteristics typical of original BMW OE components. For many users, this represents a reasonable compromise between cost and maintaining factory specifications, especially for metal components with relatively low wear.

When selecting the oil supply line to use, it is worth paying attention to:

• no visible deformations and cracks in working sections,
• condition of the surface at the connection points,
• compatibility with the turbocharger system used in a given B47 variant.

If you are considering a more extensive drivetrain upgrade, an article describing the differences between standard and sporty BMW components may be helpful – you can find it here: BMW M Performance – how do BMW M components differ from standard components ?

Why is it worth choosing the original BMW oil supply hose?

Maintaining stable operating conditions—both temperature and oil pressure—is crucial for a turbocharged system. The original BMW oil supply line is designed specifically for the specific engine and accessory configuration, reducing the risk of mismatches typical of universal replacements.

By choosing this item, you gain, among others:

• consistency with BMW service documentation – easier diagnostics and service,
• maintaining the factory design assumptions for the turbocharger,
• possibility of predictable operation over a longer period of time.

If you want to better understand the differences between new and used components in terms of cost and durability, the guide: new vs. used – comparing the cost and quality of car parts will be helpful.

Completing the system – other oil lines and BMW turbocharger components

When replacing a single line, it's worth considering overhauling the entire turbocharger oil supply system. If you're looking for other turbochargers and BMW parts, check out our available products here: BMW turbochargers and BMW parts . This will make it easier to assemble a set of components tailored to the specific configuration of the B47 engine in the F20 and F30 LCI models.