Center dash defroster Y duct for your 1970 - 1981 Firebird or Trans Am. Exact fit for all 70 - 81 models with factory installed air conditioning. Helps keep your windshield clear in cold or rainy conditions. Attaches directly to your under dash heater core case.

* Currently available as an original GM used item only. The one you will receive will be similar to ones pictured. It will not be new or perfect, it will be just as removed from a 40 plus year old car. It may need to be cleaned or detailed to suit your particular cars desires. Replaces original GM part number 3963721.

* Pictured installed for your reference.

PART NUMBER: DUC-25