Coolant Hose BMW F80 M3 F82 M4 S55 Petrol Turbo Cooling Pipe Line 7848506

The BMW F80 M3 F82 M4 S55 Turbo Coolant Hose is an original cooling system component designed for the S55 performance petrol engines used in the M3 F80 and M4 F82 models. As part of the Cooling System Hoses and Pipes category, it is responsible for efficiently dissipating heat from the turbocharging area, supporting safe engine operation under high loads. A used OEM component is a sensible choice for drivers seeking a technically matched solution at an attractive price.

Specifications and technical data

• SKU: 7848506
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7848506
• Substitutable numbers: 7848506, 11537848506, KD
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and Function in the Cooling System

The turbo coolant hose in the S55 engine directs coolant to the turbochargers, where operating temperatures are particularly high. A correctly selected component:

• supports the maintenance of stable operating temperatures for the petrol engine,
• limits the risk of turbocharger overheating during dynamic driving,
• helps maintain consistent performance in sport mode,
• reduces the load on other cooling system components.

Thanks to its construction conforming to factory standards, the BMW turbo coolant hose for the S55 engine maintains proper fluid flow and routing geometry within the engine bay, facilitating installation and servicing.

Compatibility and Technical Fitment

The offered component is designed for petrol engines where precise temperature management under high boost is crucial. Replacing a worn or leaking hose with an original one allows you to:

• restore the cooling system's factory parameters in the turbo area,
• maintain compliance with factory hose routing and mounting points,
• minimize the risk of collision with other components in the engine bay,
• ensure correct coolant circulation at high RPMs.

As a BMW branded part, the hose is designed for specific applications in the M3 F80 and M4 F82, eliminating problems typical of universal aftermarket alternatives.

Characteristics of a Used OEM Component

This product comes from the original BMW parts segment and is offered as a used component. This type of solution is particularly beneficial when you prioritize:

• maintaining the original material quality and hose shape,
• compatibility with standard clamps, spigots, and mounts,
• reducing repair costs while maintaining OEM standards,
• avoiding fitment issues typical of cheaper aftermarket parts.

A used turbo coolant hose is a good choice when the existing component shows signs of aging, cracking, flattening, or leaks, and the priority is to quickly restore system functionality.

Benefits of Replacing the Turbo Coolant Hose

Replacing the turbo coolant hose in the S55 engine has a direct impact on the thermal safety of the powertrain. A newly installed component can:

• reduce the risk of coolant leaks in the turbocharger area,
• improve temperature stability under prolonged load,
• decrease the likelihood of overheating-related failures,
• support even cooling, contributing to engine longevity.

For vehicles driven dynamically, on the track, or in high-temperature conditions, a functional turbo coolant hose is one of the key elements of preventative maintenance.

Related BMW Cooling System Hoses and Pipes

If you are also looking for other BMW Cooling System Hoses and Pipes for your M3 or M4, check out our dedicated category: BMW cooling system hoses and pipes. This will help you easily assemble a complete set of components responsible for the coolant circulation in your car.

Technical Support and Guide Materials

When planning service work in the turbocharging cooling area, it's worth considering the overall condition of the cooling system – radiator, fans, and other hoses. You can read about the impact of high temperatures on the entire system in our guide: Summer Heat vs. Cooling System – Used Radiators and Fans as a Way to Economical Operation. You'll find practical tips on how to maintain stable engine operating temperatures in demanding conditions.