This 2.0L Catalytic Converter Direct-Fit from YITAMOTOR is compatible with the 2007-2012 Nissan Sentra.certifications:OBD-II , Federal EPA , Non-CARB, material:Stainless steel, restricted states:California, New York, Colorado , Maine, fitment type:Direct replacement, connection type:2 BoltWelded Flange, inlet type:Single (2-bolt welded flange), outlet type:Single (2-bolt welded flange), oxygen sensor location:Post-catalyst, oxygen sensor ports:1, substrate:Ceramic, dimensions:29.75 in. overall length, interchange part number:20010ET000, W53769, 17198, other part number:53769, 40809, 0961461, warranty:5 years or 50,000 miles limited