BMW E90 E91 E92 LCI Air Centre Air Duct Channel 7797470

The BMW E90 E91 E92 LCI Air Intake Duct is an original intake system component designed for facelifted (LCI) 3 Series models. It ensures stable air delivery to the fuel system, promoting smooth engine operation and maintaining the car's factory specifications. This is a practical solution for users who want to preserve the vehicle's structural integrity by using genuine BMW components.

Specifications and technical data

• SKU: 7797470
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7797470
• Substitutable numbers: 7797470, 13717797470
• Category: Other Interior Parts & Accessories

Purpose and Role in the Intake System

The air intake duct in BMW 3 Series E90, E91, and E92 LCI models is responsible for directing ambient air to further components of the intake system. A correctly selected and installed duct:

• stabilizes airflow under typical driving loads,
• reduces the risk of localized turbulence in the intake,
• supports the maintenance of the engine's stock performance parameters,
• facilitates servicing and diagnostics due to its factory geometry.

Thanks to its design conforming to manufacturer solutions, the duct integrates with factory mounting points and covers, simplifying installation and subsequent service operations.

Construction and Fitment for BMW E90 / E91 / E92 LCI

The BMW Air Intake Duct is designed specifically for the engine bay layout of the facelifted sedan, wagon, and coupe body styles. The appropriately chosen shape and cross-section of the duct allow for:

• secure seating in factory mounting points,
• proper air stream guidance relative to other ancillary components,
• compatibility with stock housings and air channels.

Its original BMW origin promotes material and dimensional consistency with other engine bay components, which is crucial for long-term operation.

Used Condition – Practical Benefits

The offered part comes from the used components category, allowing for economical repair or replenishment of the intake system without the need to purchase more expensive aftermarket parts. For intake ducts, it is particularly important to:

• maintain correct geometry and structural rigidity,
• avoid leaks at connections,
• ensure compatibility with stock clamps and brackets.

Choosing a used genuine duct is a sensible solution for users who want to restore system functionality while adhering to the original technical concept.

Application in Service and Upgrades

The BMW E90 E91 E92 LCI Air Intake Duct is suitable for both standard replacement of a worn part and for work aimed at restoring the car to a near-factory configuration. It can be used, among other situations, when:

• the existing duct has sustained mechanical damage,
• it is necessary to eliminate leaks in the intake system,
• the user wishes to revert to the stock solution after modifications.

A correctly selected intake duct helps to mitigate undesirable deviations in engine operation resulting from improper airflow.

Category and Other BMW Parts

If you are also looking for other parts in the Other Parts category dedicated to this brand, check out our offer for BMW Other Parts, where you will find a wide selection of components to complement the intake system, engine ancillaries, and auxiliary parts.

Technical Knowledge and Project Development

When planning modifications or comparing design solutions from different manufacturers, it is advisable to consult technical materials. For those interested in analyzing solutions used in sporty car versions, the article Audi RS vs. Other Models – What Lies Under the Hood and Chassis? may be useful, as it illustrates how manufacturers differentiate fuel systems, brakes, and chassis depending on the vehicle's intended purpose.