New in Bulk Packaging - Part ships in a plain white box. Replacing OE#: 0 928 400 673 , 97384667, 0928400673 Fuel Pressure Regulator (Mprop) A new fuel pressure regulator will fix the common surging and lopey idle that many high mileage owners have experienced. It is a good idea to replace the upper radiator pipe seal because it will need to be removed for installation purposes. This regulator will fit and is compatible with all the of 2006-2010 LBZ LMM Diesels. New in Bulk Packaging - Part ships in a plain white box