BMW Radiator Support Air Duct - Genuine BMW 51745A22377

Ensure optimal engine cooling and performance with this **Genuine BMW Radiator Support Air Duct** (Part Number: 51745A22377).

This authentic BMW component is crucial for directing proper airflow to your vehicle's radiator, maintaining ideal operating temperatures. Located at the front center of the radiator support, it's engineered for a precise fit and lasting durability.

**Specifically designed for:**

* BMW Z4 sDrive30i (2.0L L4) from 2019-2021
* BMW Z4 sDrive M40i / M40i First Edition (3.0L L6) from 2020-2021

**Important Fitment Note:** This part is for models **without the aerodynamic package**.

Replace your damaged or worn air duct with a Genuine BMW part to restore your Z4's cooling efficiency and protect your engine.