The number one reason for a check engine light is a leaky gas cap seal. This one will fit the 2006-2008 Ford Super Duty truck with the 6.0L, or 6.4L DIESEL engine. BLACK SCREW-ON DIESEL FUEL CAP. FORD SUPER DUTY.
Charge Air Cooler/Intercooler Fits Ford Super Duty Excursion F-550 Super Duty
Heavy Duty Fuel Pressure Switch BC3Z-9S599-C FOR Ford Super Duty 2011-2016
Ford Super Duty 6.4L Diesel Fan Clutch OEM Genuine Ford Motocraft 2008-2010 New
Ford Super Duty 6.7L Diesel Fuel Pump OEM Factory Motocraft Ford 2011-2015
Rough Country 6.7L Cold Air Intake w/Prefilter for Ford Super Duty 2017-2019
94 thru 97 OEM Ford Super Duty F250 F350 7.3L Turbo Fuel Transfer Feed Lift Pump