BMW X3 E46 E83 Air Conditioning Matrix Heater Evaporator 9135744

BMW X3 E46 E83 Air Conditioning Matrix Heater Evaporator is an original heating and air conditioning system component designed for BMW X3 E83 models. It ensures efficient circulation of the heating medium and proper heat exchange, which translates into a stable cabin temperature and vehicle comfort. This is a solution for users looking for factory fitment and compatibility with the original BMW installation.

Specifications and technical data

• SKU: 9135744
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9135744
• Substitutable numbers: 64119135744, 9135744, 64118384251, 8384251
• Category: Other Air Conditioning & Heating

Purpose and function in the vehicle system

The BMW X3 E83 Air Conditioning Matrix Heater Evaporator is responsible for effective heat exchange between the engine cooling system and the air directed into the vehicle interior. In practice, this means:

• stable cabin heating at low outside temperatures,
• cooperation with the air conditioning system in terms of airflow temperature regulation,
• maintaining appropriate thermal parameters for the comfort of the driver and passengers.

Thanks to a design consistent with factory BMW solutions, this component works with the original hoses, heater housing, and airflow controls, which facilitates installation and subsequent operation.

Compatibility and fitment for BMW X3 E83

The presented heater has been designed with the architecture of the air conditioning and heating system in the BMW X3 E83 in mind, which ensures:

• proper placement of connection ports,
• compatibility with the factory housing and air ducts,
• correct flow parameters for the heating medium.

The original BMW brand means maintaining manufacturer standards regarding material quality and component geometry, which minimizes the risk of leaks and installation problems.

Performance characteristics and advantages of the OEM solution

Choosing a heater – air conditioning water evaporator from the original BMW line primarily means:

• reliable fitment to the installation – no need for modifications or mounting adaptations,
• consistency with factory airflow and air conditioning controls,
• maintaining the heating system operating parameters specified by the manufacturer.

The element from the Other category plays an important role in interior thermal comfort, affecting visibility (defogging windows) and vehicle ergonomics in various weather conditions.

Product condition and service application

The offered heater – air conditioning water evaporator is a used component, which makes it an attractive option for servicing older BMW X3 E83 models, where a reasonable repair cost is important while maintaining the original design. This type of component will work well both for a typical replacement of a worn-out heater and for larger service work related to the air conditioning and heating system.

The OEM solution allows for maintaining the consistency of the entire system, which is especially important in vehicles where reliability and predictable behavior of the thermal installation are a priority.

Expanding knowledge and selecting parts

If you are planning a comprehensive repair or upgrade of the powertrain and cooling zone in your Audi and need other elements from the same group, such as engine components, brake system elements, or suspension parts, it is worth checking out the analysis of structural differences between standard and sports versions – you will find them in the article Audi RS vs other models – what is hidden under the hood and chassis?.

If you are planning a comprehensive repair or upgrade of the air conditioning and heating zone in your BMW and need other elements from the same group, such as hoses, heater housings, or additional control modules, check out the available parts in the Other BMW category.