Product is compatible with 2009-2014 Nissan Maxima 3.5 L. This is the rear unit and has 2 flex pipe. We our one of North Americas leading exhausts parts supplier. We sell a variety of Catalytic Converters, Y- Pipes, Front pipes, mid pipes and many repair kits. We try our best in carrying a wide sort of Exhaust parts but if you find yourself looking for something that we don't carry please give us a message and we will try our best locating your part.