2017-2018 Kenworth T400 8.9L 6 Cyl PX-9. 2013-2016 Kenworth T400 8.9L 6 Cyl DIESEL. Notes: Fuel Water Separator Filter -- High Efficiency. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.
