The indicator is made for the Ford Motor Company. The part number on them is FA-1758. This indicator is for the NEW Motorcraft 7.3L AIS (Air Induction System) Severe Duty Kit Only. This is not the stock OE 7.3 Powerstroke air filter. If you have replaced your stock air cleaner assembly with the Ford factory Motorcraft 7.3L AIS (Air Induction System) Severe Duty Kit part number FA-1759 this is the air filter indicator. Free shipping within the US. |