BMW 1 3 Series F20 F21 F30 F31 LCI Pressure Hose Assy Fuel Injector 8472971

The BMW F20 F30 F31 LCI High-Pressure Fuel Line is an original BMW part designed for the fuel supply system in facelifted (LCI) F-series models. This product, categorized under Air Conditioning Hoses, Lines, and Connectors, ensures precise delivery of the working medium under high pressure, contributing to stable engine operation and proper interaction with auxiliary components.

Specifications and technical data

• SKU: 8472971
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8472971
• Substitutable numbers: 13538472971, 8472971, 13538579243, 8579243, 13538514158, 8514158, EM
• Category: A/C Hoses & Fittings

Application and Function in the Vehicle System

The high-pressure fuel line in BMW F-series vehicles is responsible for a secure and leak-free connection of fuel supply system components operating under significant pressure. Proper flow characteristics and resistance to body and engine vibrations are crucial for maintaining smooth engine operation, correct fuel metering, and minimizing pressure drops in the system.

The original design of the line, tailored to specific facelifted BMW F20, F30, and F31 generations, preserves the factory routing geometry and compatibility with the manufacturer's mounting points and connectors. This makes it suitable for both standard operation and vehicles used more intensively, where fuel system stability is of particular importance.

Benefits of Using an Original BMW Line

Using an original high-pressure fuel line in BMW F-series vehicles offers a range of practical benefits for everyday operation:

• maintaining the factory fuel supply system operating characteristics,
• secure fit with factory mounting points and connectors in the engine bay,
• resistance to typical thermal and mechanical loads encountered in BMW F20/F30/F31 LCI engines,
• reduced risk of leaks and pressure drops compared to aftermarket alternatives of uncertain origin.

This makes the line a sensible choice for fuel system repairs when aiming to preserve near-factory parameters and ensure predictable vehicle performance in the long term.

Product Characteristics and Condition

The offered part belongs to the Air Conditioning Hoses, Lines, and Connectors group, meaning it is designed for operation in an environment requiring appropriate sealing and temperature resistance. The product is marked as used, which implies it was previously installed in a vehicle and then removed for reinstallation.

Choosing a used BMW high-pressure fuel line offers a way to combine original part provenance with an attractive repair cost. For many F-series owners, this is a method to maintain fuel system integrity without resorting to cheaper, unverified quality alternatives.

Selection and Compatibility with Other Part Numbers

The line has a dedicated OEM part number and associated interchangeable numbers, facilitating unambiguous identification in BMW catalogs and parts selection systems. This allows for precise verification of compatibility with specific engine versions and model years of facelifted BMW F20, F30, or F31, minimizing the risk of purchasing an incompatible part.

Before ordering, it is advisable to compare the markings with the service documentation or manufacturer's catalog to confirm full compatibility with your specific vehicle. If in doubt, it is also helpful to compare the line with the part currently installed in your car, especially regarding shape, length, and connector type.

Why Choose Used BMW Lines

For premium brands like BMW, used original parts often represent a sensible compromise between quality and repair cost. This allows owners of F-series models to maintain a high level of fuel system reliability by using parts from disassembly that still conform to the manufacturer's original specifications. You can find more about the advantages of this approach in the article: Used BMW Parts – Are They Worth It? Key Benefits for Brand Enthusiasts.

If you are also looking for other items in the Air Conditioning Hoses, Lines, and Connectors category dedicated to this brand, check out the BMW Air Conditioning Hoses, Lines, and Connectors available in our store to comprehensively complete your vehicle's system.

To compare the approach to used components in the premium segment, you can also read a blog post describing the advantages of using original parts from disassembly for another high-end manufacturer: Used Mercedes Parts – Original Parts from Disassembly. This will help you better assess how informed selection of used components affects service costs and vehicle durability.