Genuine OEM DTS Engine 4.6L Air Duct Intake Hose Tube (21999614) for the 2006-2011 Cadillac. OEM Part Number: 21999614. Not sure if this fits?. A: The OEM part number is 21999614. What's included: DTS Engine 4.6L Air Duct Intake Hose Tube as pictured.
