BMW X3 Series E83 N46 2.0i Air Con Compressor Evaporator Suction Pipe 3400419

The BMW E83 N46 2.0i Air Conditioning Hose Pipe Line is an original cabin cooling system component designed for precise refrigerant flow in the air conditioning system. Thanks to its factory fit for BMW construction, it ensures stable operating pressure and proper medium flow, which translates to thermal comfort inside the vehicle. A used OEM component is a sensible choice for drivers who want to combine proven quality with controlled service costs.

Specifications and technical data

• SKU: 3400419
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3400419
• Substitutable numbers: 64533400419, 3400419, 64533455912, 3455912
• Category: A/C Hoses & Fittings

Purpose and Function in the Air Conditioning System

The presented hose belongs to the group of Air Conditioning Hoses, Pipes, and Connectors, responsible for the sealed and safe routing of refrigerant between individual system components. In BMW models with the N46 2.0i unit, this element works with the compressor, condenser, evaporator, and valves, maintaining appropriate flow parameters and minimizing pressure drops.

Selecting the correct hose is crucial for:

• maintaining the air conditioning system's seal,
• stable operation of the compressor and other components,
• limiting the risk of refrigerant and oil loss from the system,
• preserving the factory interior cooling parameters.

Original BMW Fitment

The hose has been designed specifically for BMW vehicles, meaning compatibility with the factory installation routing geometry, mounting points, and type of connectors used. The appropriate shape and length minimize stress in the system, and correctly selected ends facilitate installation into the existing system without modifications.

Original origin translates to:

• secure fit with other air conditioning system components,
• preservation of the manufacturer's designed refrigerant flow path,
• compatibility with factory brackets and clamps.

Performance Characteristics and Benefits of Use

As a component of the air conditioning pressure system, the hose is made from materials adapted to operate in variable thermal and mechanical conditions. The hose's construction reduces the risk of micro-cracks and leaks that could lead to a decrease in cooling performance. Using an original component allows for maintaining air conditioning operating parameters close to factory levels.

Hose replacement is particularly recommended in cases of:

• detected leaks around the connectors or on the flexible section,
• corrosion of metal parts of the system,
• mechanical damage resulting from, for example, a collision or intervention in the engine bay,
• a decrease in air conditioning performance combined with refrigerant loss.

Component Condition and Service Application

The offered hose comes from the group of used parts, allowing for economical repair of the air conditioning system while maintaining the original manufacturer's specifications. This type of solution is often chosen for older BMW models where a reasonable operating cost is a priority, while simultaneously maintaining proper air conditioning function.

In workshop practice, using an original used hose enables:

• cost reduction compared to a new OEM part,
• preservation of the system's factory configuration without modifications,
• efficient replacement within standard service procedures.

BMW Air Conditioning System Expansion

If you are planning a comprehensive repair or upgrade of the air conditioning system area in your BMW and need other components from the same group, such as additional hoses, flexible pipes, or service connectors, check the available parts in the category BMW Air Conditioning Hoses, Pipes, and Connectors.

Service Knowledge and Tips

When planning repairs to the air conditioning system and other components, it is worth knowing the specifics of using used parts in premium segment cars. Practical tips on selecting original disassembled parts, optimizing service costs, and maintaining high driving comfort can be found in the article: Used Parts for Mercedes – Original Disassembled Parts.

If you want to better plan your car's maintenance and learn which wear parts most often require replacement, the guide: TOP 10 Most Frequently Replaced Parts in Your Car will also be helpful.