This fuel injection pressure switch is designed to match the performance of the original equipment switch on specified vehicle makes, models and years. When a factory pressure switch fails from fatigue, worn contacts or electrical malfunction, this replacement is engineered to help restore communication of pressure status within a predetermined range to the injection system's onboard processor. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Ford F-250 Super Duty: 2011, 2012, 2013, 2014, 2015, 2016] - [Ford F-350 Super Duty: 2011, 2012, 2013, 2014, 2015, 2016] - [Ford F-450 Super Duty: 2011, 2012, 2013, 2014, 2015, 2016] - [Ford F-550 Super Duty: 2011, 2012, 2013, 2014, 2015, 2016]