BMW X3 Series E83 Condenser Dryer Coolant Pressure Hose Pipe Line 3400403

BMW X3 Series E83 Condenser Dryer Coolant Pressure Hose Pipe Line is an original interior cooling system component designed for use in BMW vehicles. The product belongs to the Air conditioning hoses, pipes and connectors group, making it a perfect addition to the factory air conditioning system and allowing for the maintenance of stable operating parameters for the entire system.

Specifications and technical data

• SKU: 3400403
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3400403
• Substitutable numbers: 64533400403, 3400403
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The air conditioning hose in the BMW E83 X3 model is responsible for the safe routing of refrigerant between individual system components. A properly selected component ensures:

• a tight connection between air conditioning components,
• stable operating pressure in the system,
• proper refrigerant flow under various operating conditions.

By maintaining the factory geometry and the correct hose cross-section, the air conditioning system can operate consistently, which translates into thermal comfort in the cabin and even compressor load.

Technical characteristics and fitment

The offered hose belongs to the Air conditioning hoses, pipes and connectors group, which means it has been designed to operate in an environment of refrigerant and compressor oil. The hose construction is prepared to work with the factory connectors used in the BMW E83 X3, which facilitates installation and reduces the risk of leaks.

The component is part of the original BMW air conditioning system, which helps maintain compliance with the vehicle's operating parameters. In practice, this means proper fitment of length, shape, and mounting points to the factory installation in the engine bay and chassis.

Product condition and benefits of using a used part

The air conditioning hose is offered in used condition, which allows for economical system repair while maintaining the manufacturer's original specifications. Choosing this solution is particularly beneficial when you want to:

• maintain consistency with factory BMW components,
• reduce service costs while maintaining appropriate quality,
• use a component with parameters consistent with the vehicle's original design.

A used air conditioning hose is a reasonable alternative to replacements of unknown origin, especially in the case of systems operating under pressure, where build quality and fitment are crucial.

Installation and operating tips

When replacing the air conditioning hose in a BMW E83 X3, it is recommended to perform a full system service, including a leak test, replacing seals at connection points, and refilling with refrigerant in accordance with the service procedure. Proper hose installation minimizes the risk of:

• a drop in cooling efficiency,
• re-leaking of the system,
• excessive load on the air conditioning compressor.

Due to the nature of the air conditioning system's operation, it is worth entrusting the installation to a qualified service center that has the appropriate equipment for handling cooling systems.

System expansion and selection of other components

If you are planning a comprehensive repair or upgrade of the air conditioning zone in your BMW and need other elements from the same group, such as additional lines, flexible hoses, or service connectors, check out the available parts in the BMW air conditioning hoses, pipes and connectors category.

More about used parts and operation

When selecting used components for comfort systems, such as air conditioning, suspension, or electronics, it is worth relying on proven sources and the original origin of the parts. A broader context on the use of premium-class used components can be found in the article Used parts for Mercedes – original parts from dismantling, which discusses the practical aspects of such a solution.

If you want to better plan your car's service and learn about the parts most frequently subject to replacement, the guide TOP 10 most frequently replaced parts in your car may be helpful, containing practical tips on operation and repair cost optimization.