These Pathfinder 4.0L Catalytic Converters from YITAMOTOR are compatible with the 2005-2018 Nissan Frontier/2005-2012.certifications:OBD-II , Federal EPA , Non-CARB, material:Stainless steel, restricted states:California, new york, colorado, maine, fitment type:Direct replacement, substrate:Ceramic, interchange part number:16399, 16400, 16467, 16468, 40745, 40746, 40710, 40711, other part number:0961480, 0961481, 0961458, 0961459, 17171, 17172, 18218, 18219, warranty:5 years or 50,000 miles limited