If the duct is a standard size, remove the register and drop the fan into the boot. Secure it to the floor on each side with screws. If the duct is smaller than standard, see photos below. Plug the ...

If a Mustang has scoops, then they should scoop something. That was Brit White's thinking when he added functional ram-air to his '73 Mach 1 during its renovation at Restomods Plus in Clearwater, ...