BMW Left Engine Air Duct for 4 Series (2014–2020)

This BMW Left Engine Air Duct matches the factory application used on BMW 4 Series from 2014–2020. It mounts on the left side and routes airflow through the engine-compartment intake or cooling path.

BMW designs, tests, and manufactures Original BMW parts for vehicle-specific replacement and factory-system compatibility.

Technical Details

• BMW part number: 51-74-7-290-609
• Fitment coverage: 15 listed model applications
• Product type: Left Engine Air Duct
• Installation location: Left
• Application range: BMW 4 Series (2014–2020)

Fitment & Compatibility

Before ordering, compare the vehicle against the year, model, submodel, and notes shown in the fitment table below.

When two BMW applications appear similar, contact PMB Performance with the VIN and current component details. Our parts team has more than two decades of fitment experience.