Simpson SFI Approved Black Racing Hightop Shoes Polyurethane Sole, Posi-Grip 1994-1998-7.3l-powerstroke The AirDog FPII 4G Fuel The two layer design

Simpson SFI Approved Black Racing Hightop Shoes Polyurethane Sole, Posi Grip 1994 1998 7.3l powerstroke The AirDog FPII 4G Fuel The two layer design The AirDog FPII 4G Fuel Air Separation System is the “State of the Art” fuel processor that removes not only water and particulate contaminates from the fuel flow to the engine but most importantly NOTE: These turbos are based off of the 2004 2007 turbo mounting style Triple layer anterior toe area for added wear protection There is a triple layer anterior toe area for added wear protection with additional reinforcements in the heel and lace guard with double speed fit closer