Article Availability Price TDM TDM0414799020 Substitutes Unit Injector (UI) Fuel Mixture Formation: Pump-nozzle system (PDS) TDM TDM0414799019 Substitutes Unit Injector (UI) Fuel Mixture Formation: Pump-nozzle system (PDS)Fuel Mixture Formation: Unit Pump System (UPS)Fuel Type: Diesel