I need both upstream and downstream O2 sensors.
Online search shows many sites listing Motorcraft part number DY-1401 as downstream.
Local Dealer says DY-1401 is upstream and no downstream are available.
Does anyone have a definitive answer on what works?
Thanks.
Online search shows many sites listing Motorcraft part number DY-1401 as downstream.
Local Dealer says DY-1401 is upstream and no downstream are available.
Does anyone have a definitive answer on what works?
Thanks.