This hydrocarbon injector nozzle restores critical dosing function to the vehicle's emissions system by injecting fuel into the exhaust stream during the regeneration cycles to remove excess carbon build up from the diesel particulate filter. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Mack CHU: 2012, 2013, 2014, 2015, 2016, 2017] - [Mack CXU: 2012, 2013, 2014, 2015, 2016, 2017] - [Mack GU7: 2012, 2013, 2014, 2015, 2016, 2017] - [Mack GU8: 2012, 2013, 2014, 2015, 2016, 2017] - [Mack LEU: 2012, 2013, 2014, 2015, 2016] - [Mack MRU: 2012, 2013, 2014, 2015, 2016, 2017] - [Mack Pinnacle: 2012] - [Volvo 9700: 2012, 2013, 2014] - [Volvo VAH: 2012, 2013, 2014, 2015, 2016, 2017] - [Volvo VHD: 2012, 2013, 2014, 2015, 2016, 2017] - [Volvo VNL: 2012, 2013, 2014, 2015, 2016, 2017] - [Volvo VNM: 2012, 2013, 2014, 2015, 2016, 2017] - [Volvo VNX: 2015, 2016]