BMW i3 I01 Pressure Pipe Air Conditioning A/C Refrigerant Hose Line 9291145

BMW i3 I01 Pressure Pipe Air Conditioning A/C Refrigerant Hose Line is an original cabin cooling system component designed for models with the N52 engine. This used part from the Air conditioning lines, hoses and connectors category allows for the restoration of proper refrigerant circulation and stable air conditioning performance in the BMW 7 Series E65 730i.

Specifications and technical data

• SKU: 9291145
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9291145
• Substitutable numbers: 9291145, 64509291145, KD
• Category: A/C Hoses & Fittings

Purpose and function of the air conditioning line

The presented air conditioning pipe is a component of the factory air conditioning system in BMW vehicles with the N52 unit, responsible for the tight and safe routing of refrigerant between system components. A properly selected line ensures correct operating pressure, reduces performance drops, and helps maintain a stable air temperature in the cabin.

Thanks to its design compliant with the manufacturer's standards, the line maintains the correct geometry within the engine bay, which minimizes the risk of chafing, vibrations, and improper positioning relative to other auxiliary components.

Benefits of using an original BMW line

Using an original air conditioning line in a BMW E65 730i with an N52 engine helps maintain the integrity of the entire cabin cooling system. In practice, this means:

• maintaining factory refrigerant flow parameters,
• proper cooperation with the compressor, condenser, and evaporator,
• reducing the risk of leaks at connections and joints,
• easier installation due to a perfect fit with original brackets and mounts.

For the user, this translates into more stable air conditioning operation, even interior cooling, and a lower risk of costly repairs resulting from refrigerant loss.

Part condition and installation aspects

The item comes from disassembly and is offered as a used BMW air conditioning line, which represents a reasonable compromise between cost and maintaining the manufacturer's original specifications. Before installation, it is recommended to perform a standard system check for cleanliness, tightness, and the proper condition of seals at connection points.

The line is designed for installation in place of the factory component, which facilitates service work – the mechanic can use existing mounting points without the need for system modifications. After installation, the air conditioning system should be professionally evacuated and recharged with refrigerant in accordance with the vehicle manufacturer's requirements.

Selection and compatibility in the BMW air conditioning system

To ensure proper compatibility, the line must be selected strictly based on the BMW E65 730i model with the N52 engine and the air conditioning system configuration used in the specific vehicle. Original manufacturer markings and available replacement numbers allow for precise identification of the part in service catalogs and selection systems.

This approach reduces the risk of installing an incorrect component, which could cause fitment issues, leaks, or improper system operating parameters. In case of doubt, it is worth comparing the shape, length, and type of connectors with the removed line.

Knowledge expansion and related system components

If you are planning a comprehensive repair or upgrade of the air conditioning area in your Mercedes-Benz and want to better understand the advantages of using original parts from disassembly, it is worth reading an article describing a practical approach to selecting used premium components: used parts for Mercedes – original components from disassembly.

If you are planning a comprehensive repair or upgrade of the air conditioning area in your BMW and need other components from the same group, such as high-pressure lines, flexible hoses, or service connectors, check the available parts in the BMW air conditioning lines, hoses and connectors category.