This set of fuel injectors with rail system is compatible with 2014-2015 KIA Sorento and 2014-2016 Sportage models with 2.4L engines. The manufacturer part number is 353102G710 and the interchange number is 322-50307. Please note that the interchange is for the injectors only and the rails may vary. The set comes with 4 fuel injectors and is a direct replacement for your old, worn-out injectors. It also includes a 1-month manufacturer warranty for your peace of mind. This item is suitable for gasoline fuel types and is perfect for those looking to upgrade their fuel injection system.