Mini Cooper S R55 R56 LCI R60 N18 Turbocharger Cooling Pipe Return Line Hose

The Mini Cooper S R55 R56 LCI Turbo Oil Hose is an original equipment turbocharger and parts component designed for the supercharging system in the sporty, facelifted versions of the Mini Cooper S R55/R56 generation. This used oil hose ensures a factory fit, maintaining proper turbocharger lubrication and stable engine performance.

Specifications and technical data

• SKU: 7645832
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7645832
• Substitutable numbers: 7645832, 11537645832, 11537600673, 7600673
• Category: Turbos & Parts

Purpose and role in the charging system

The turbo oil line is responsible for supplying engine oil to the turbocharger in the Mini Cooper S R55 R56 LCI. Proper oil flow is crucial for cooling and lubricating the rotor, bearings, and seals, which directly impacts the durability of the entire turbocharger system and boost pressure stability.

Using a turbocharger component and OEM-spec parts allows you to maintain the operating parameters of the drive unit in line with the manufacturer's assumptions, without the need to modify the oil system or make additional adaptations.

Advantages of using the original oil line

Choosing a turbo oil line dedicated to the Mini Cooper S R55 R56 LCI provides a number of practical benefits:

• Factory fit – compatible connection geometry and cable length facilitate installation at the original mounting points.
• Stable turbocharger lubrication – maintained cross-section and oil flow characteristics support the correct operation of the charging system.
• OEM compatibility – the hose works with the factory turbocharger and Mini oil system without the need for adapters.
• Consistency with other system components – proper cable routing minimizes the risk of vibration, abrasion and overheating.

Product condition and assembly aspects

This turbo oil hose is in used condition, meaning it's been disassembled and is intended for users seeking a cost-effective solution that meets factory specifications. This type of component is particularly useful for:

• repairs to the supercharging system after turbocharger failure,
• restoring the original configuration after unsuccessful modifications,
• preventive service in case of noticeable oil leaks in the turbo area.

By retaining the original design, the cable can be installed in a near-plug-and-play manner, using the factory mounting and routing points in the engine compartment.

Why choose Mini OEM turbochargers and parts?

Selecting OEM-spec turbocharger components and parts for the Mini maintains the brand's signature dynamic handling and responsive throttle response. A properly selected turbo oil line reduces the risk of turbocharger overheating, excessive oil consumption, and performance losses resulting from improper lubrication.

If you are looking for other turbo oil lines dedicated to this brand, check out our offer for turbo oil lines for Mini in the turbochargers and parts category , where you will find a wide selection of turbocharger system components.

More about supercharging and selecting used parts

When planning a turbocharger service for a Mini Cooper S, it's important to pay attention to the selection of OEM components, their condition, and the correct installation procedure. Drivers interested in a broader technical context, including a comparison of different turbocharger solutions used in Minis, may find the article " Go-Kart Feeling XXL: Used N18 vs. B48 Turbocharger – Which to Choose for a Mini Cooper S?" helpful. This article discusses the selection, installation, and frequently asked questions about the turbocharger system.

If you are also planning to work on a comfort system such as air conditioning or heating, please refer to the guide Air conditioning and heating - parts selection and maintenance for year-round comfort , where you will find practical tips on choosing used OEM components and a service schedule.