The factory injectors in your 6.0L Ford Powerstroke have an extremely high failure rate that leads to hard and no start situations, rough idle, white smoke, poor fuel economy, and poor performance. Replace your failed injector or injectors with the XDP Remanufactured Fuel Injector. Each injector is precision remanufactured to ensure they exceed the most current design specifications including improved end cap assemblies and nozzle flow testing giving this injector like new performance. Each XDP injector features all new connectors, o-rings, internal hardware & springs, precision matched control valve and spool, and the intensifier body and plunger are matched to eliminate fuel dilution. Sold individually.