This Direct-Fit Catalytic Converter from YITAMOTOR® is for the 2003-2007 Honda Accord 2.4L 2354CC L4.certifications:OBD I , OBD-II , Federal EPA, Non-CARB, material:Stainless steel, restricted states:California, New York, Colorado , Maine, fitment type:Direct replacement, inlet type:Single (3-bolt welded flange), outlet type:Single (3-bolt welded flange), body length:13", body width:4.25", body height:4.25", overall length:19.12", connection type:3 bolt, oxygen sensor location:Post-catalyst, oxygen sensor ports:1, substrate:Ceramic, placement on vehicle:Front, interchange part number:16299, 40400, 83089, 50389, warranty:5 years or 50,000 miles limited