This replacement water-in-fuel (WiF) sensor matches the function and performance of the original equipment sensor to prevent water damaging a diesel fuel injector. Made of quality materials, it has undergone extensive testing to ensure durability. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Ram 2500: 2013, 2014, 2015, 2016, 2017, 2018] - [Ram 3500: 2013, 2014, 2015, 2016, 2017, 2018] - [Ram 4500: 2013, 2014, 2015, 2016, 2017, 2018] - [Ram 5500: 2013, 2014, 2015, 2016, 2017, 2018]