BMW F20 F21 F30 F31 LCI Charge Air Line Pipe Hose B37 B38 8513849

The BMW F20 F21 F30 F31 LCI B37 B38 Hose Pipe 8513849 is an original component within the Hoses, Pipes, and Tubes group, designed for use in modern BMW B37 and B38 units in the F20, F21, F30, and F31 facelift (LCI) body styles. This used OEM component ensures a factory fit, stable conveyance of the working medium, and proper interaction with other engine sub-assemblies.

Specifications and technical data

• SKU: 8513849
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8513849
• Substitutable numbers: 11618513849, 8513849, 61129399972, 9399972, 61129321939, 9321939, 61129299570, 9299570
• Category: Hoses, Lines & Pipes

Intended Use and Compatibility

The hose has been specifically designed for BMW F series models with B37/B38 engines after the LCI update, ensuring correct routing within the engine bay and compatibility with factory mounting points. This allows the part to be used as a replacement for a damaged or leaking hose without requiring any modifications to the system.

Its original BMW origin guarantees that flow parameters, temperature resistance, and pressure ratings are in line with manufacturer specifications, which is crucial for stable engine operation and minimizing the risk of failures within the system this hose is part of.

Technical Characteristics of the Hose

This component belongs to the Hoses, Pipes, and Tubes group, meaning it is responsible for the safe conveyance of a medium (fluid or gas) between specific engine or auxiliary components. The hose's construction is adapted to the operating conditions within the engine bay, accounting for temperature fluctuations, vibrations, and limited installation space.

Key functional features of the hose include:

• Factory fit for BMW F20, F21, F30, F31 LCI models with B37/B38 engines,
• Manufacturer-designed geometry for easy and correct routing and mounting,
• Material resistance to typical operational loads in the engine bay,
• Maintained seal integrity with proper installation and functional mating parts.

Benefits of Using an Original BMW Hose

Replacing a worn or damaged component with an original hose restores the correct operating parameters of the system it is part of. In practice, this means:

• Stable flow of the working medium without undesirable pressure drops,
• Reduced risk of leaks and associated damage to adjacent components,
• Easier diagnostics – the component aligns with factory BMW service schematics,
• Consistency with other OEM parts in the vehicle.

For workshops and users, it is also important that the hose has a designated OEM part number and associated replacement numbers, facilitating unambiguous identification in catalogs and service systems without the risk of selecting an incorrect substitute.

Condition, Origin, and Service Application

The offered hose is a used part, sourced from a dismantled BMW vehicle. Such components are often utilized in professional workshops as an economical solution while maintaining original manufacturer specifications. With proper installation and leak testing, the hose can continue to perform its function in daily vehicle operation.

Before installation, the standard workshop procedure is recommended: inspect the mating surfaces, seats, and clamps, and verify that the system of cooperating elements shows no mechanical damage. This approach allows for the full utilization of the original component's potential and minimizes the risk of further system intervention.

Expanding the Hose System in BMW

If you are planning a comprehensive engine area repair or upgrade for your BMW and require other parts from the same group, such as additional hoses, pipes, or supply tubes, check the available parts in the BMW Hoses, Pipes, and Tubes category.

To compare solutions used in the premium segment and explore options for optimizing service costs while retaining original components, it is worth reading the article describing the practice of using used components in other luxury brands: Used Mercedes Parts – Original Parts from Dismantling.