This Driver Side Catalytic Converter from YITAMOTOR is compatible with 04-06 Toyota Sienna FWD/Lexus RX330/04-07 Highlander.certifications:OBD-II , Federal EPA , Non-CARB, material:Stainless steel, restricted states:California, New York, Colorado , Maine, fitment type:Direct replacement, connection type:2, 6 Bolt Welded Flange, inlet type:Single (6-bolt welded flange), outlet type:Singel (2-bolt welded flange), dimensions:15.75 in. overall length, oxygen sensor location:Pre-catalyst, substrate:Ceramic, interchange part number:750053, 0991669, 641238, other part number:16392, 40373, 57128, warranty:5 years or 50,000 miles limited