Pressure Hose BMW E90 E91 E92 LCI Compressor Condenser 9190452

The BMW E90 E91 E92 LCI Air Conditioning Hose Pipe Line is an original cabin cooling system component designed for facelifted 3 Series models. Thanks to its factory geometry and correct diameter, it ensures stable refrigerant pressure and proper cooperation with other BMW air conditioning components.

Specifications and technical data

• SKU: 9190452
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9190452
• Substitutable numbers: 64509190452, 9190452, AS
• Category: A/C Hoses & Fittings

Application and Function in the Air Conditioning System

This line belongs to the category of Air Conditioning Hoses, Pipes, and Connectors and is responsible for safely routing refrigerant between system components in the BMW 3 Series E90, E91, and E92 LCI versions. Appropriately selected length, shape, and connector types minimize pressure drops and the risk of leaks, which translates to stable air conditioning performance under various operating conditions.

The original manufacturing, characteristic of the BMW brand, guarantees a perfect fit with factory brackets and mounts, without the need for installation modifications. This is particularly important when working under high pressure, where any looseness or stress on the line can lead to damage in the long run.

Construction, Connectors, and System Sealing

The air conditioning pipe has been designed as a component operating in an environment of high pressure and variable temperatures. The line's construction combines flexible and rigid sections, which allows for:

• effective compensation of vibrations transferred from the engine and body,
• maintaining stable routing of the line in the engine bay,
• reducing the risk of abrasion against other auxiliary components.

Factory ends and connectors are prepared for cooperation with original BMW quick connectors and seals, which facilitates servicing and reduces installation time. A correctly selected line helps maintain the sealing of the entire air conditioning system, which is crucial for maintaining the correct level of refrigerant and compressor oil.

Condition, Origin, and Service Application

This part comes from an original BMW OE installation and is offered as a used part, allowing for economical repair of the air conditioning system while maintaining factory specifications. This type of line is particularly useful in situations where:

• the existing pipe has been mechanically damaged (e.g., after a collision or intervention in the engine bay),
• there are leaks at the connectors or micro-cracks in the pipe,
• the component needs to be replaced as part of a comprehensive air conditioning system overhaul.

By retaining its original geometry and mounting points, the line is suitable for both standard service replacements and more extensive repairs where restoring the factory routing of the installation is important.

Benefits of Using an Original BMW Line

Using an original air conditioning line in the BMW 3 Series E90/E91/E92 LCI offers a number of practical benefits:

• Factory Fitment – no issues with length, bending radii, and connector positions relative to the compressor, condenser, or evaporator.
• Stable System Operation – the line is designed to operate with pressures and temperatures typical for BMW air conditioning, promoting long-term service life.
• Reduced Risk of Leaks – original connectors and proper line routing reduce mechanical and thermal stress at critical points.
• Economical Repair – a used part allows for lower service costs while maintaining the parameters of the original equipment.

Alternative Lines and Knowledge about Used Parts

If you are looking for other BMW Air Conditioning Hoses, Pipes, and Connectors, check out the BMW air conditioning hoses, pipes, and connectors available in our store to select a part that perfectly matches your specific engine and body version.

When choosing dismantled parts, it's worth knowing the specifics of the premium used component market. You can find more about the cost-effectiveness of using original second-hand parts in luxury cars in the article used parts for Mercedes – original dismantled parts, which effectively illustrates how to approach the purchase of components such as air conditioning or comfort system parts wisely.

If you are also interested in the ecological and economic aspects of using recycled parts, it is worth familiarizing yourself with the material on the circular economy in the garage and the environmental impact of used parts, which shows how conscious selection of components can support sustainable vehicle operation.