BMW E70 LCI Auxiliary Radiator Air Guide Duct Channel Left N/S 8048023

BMW E70 LCI Auxiliary Radiator Air Guide Duct Channel Left N/S is an original mounting component designed to precisely direct airflow to the auxiliary radiator. Thanks to its factory geometry and perfect fit to the vehicle body, it ensures stable cooling conditions and proper operation of the thermal management system. The dark, black finish allows for aesthetic integration with the covers and components of the front compartment.

Specifications and technical data

• SKU: 8048023
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8048023
• Substitutable numbers: 8048023, 51748048023
• Location on the vehicle: Left
• Color: Black
• Category: Brackets & Hardware

Purpose and function of the component

The presented air duct has been designed specifically for the BMW E70 LCI version, for the left side of the vehicle. Its task is to direct airflow from the front of the body directly to the auxiliary radiator, which helps maintain a stable operating temperature for the drivetrain in both city and highway driving conditions.

The precisely molded construction facilitates correct seating relative to adjacent covers, mounts, and the radiator, which reduces the risk of vibrations and unwanted aerodynamic noise.

Construction and mounting fitment

The component belongs to the Clips and mounting parts group, responsible for stable mounting and airflow guidance within the front end. The shape of the duct has been adapted to factory mounting points, allowing for installation without any interference with the vehicle's body structure.

The black color scheme facilitates aesthetic matching with other covers and brackets, while simultaneously masking typical operational dirt. As a result, the duct blends well with the factory finish of the front compartment.

Benefits of using the original air duct

Using the original air duct in a BMW E70 LCI provides a number of practical benefits:

• maintaining factory cooling characteristics thanks to proper airflow guidance,
• secure fitment with adjacent body and radiator components,
• reducing the risk of improper installation typical of generic aftermarket replacements,
• maintaining a consistent look of the front compartment thanks to the black finish.

This solution is particularly recommended for post-collision repairs, auxiliary radiator replacement, or restoring full functionality of the cooling system in vehicles operated under demanding conditions.

Condition, origin, and service application

The offered air duct is an original BMW mounting part, sourced from dismantling. This type of component is frequently chosen by workshops specializing in the BMW brand because it allows for compliance with factory service documentation and simplifies the installation process.

When planning a repair, it is worth considering a simultaneous verification of adjacent covers, brackets, and mounts. If you are assembling a larger set of parts for your BMW, our guide on purchasing used parts in one place may be helpful – check out the article: how to assemble original used car parts in a One-Stop-Shop model.

Support for selection and kit expansion

Selecting the correct air duct for a specific BMW E70 LCI version is best based on vehicle data and manufacturer markings. If necessary, this component can be combined with other front-end mounting parts to restore full functionality of the cooling system and covers in a single service operation.

If you want to reduce vehicle downtime in the workshop and collect a larger number of items from a single source, see also: how a wide assortment in one warehouse speeds up car repair.