Evan Fischer REPF960319 Catalytic Converter for Right Side Fits 03-04 Ford Expedition 5.4L SOHC 5-year or 50,000-mile limited warranty Emission: 47-State Legal (Cannot Ship to CA or NY or ME) 2 Sensor Ports, Upstream and Downstream Oxygen Sensor Port Location, EPA N/TB6000/31075NN, N/TB6000/63005NN 45.5 in. overall length Single (2-bolt spinner flange) Inlet | Dual (2-bolt spinner flange and 2.5 in. ID) Outlet