This listing is for one filter kit. The fuel filter (Fuel Water Separator) for Ford Power Stroke 6.7 Turbo Diesel in the F-Series trucks. The filters are NEW and the OEM replacement from Motorcraft made for Ford Motor Company. Each filter kit comes with both of the dual stage filters and the proper o-ring for filter replacement. 2011 2012 2013 Ford F-Series Super Duty trucks with the 6.7Power Stroke® V8TurboDieselFREEshipping to anywhere in the United States. If you need any other Motorcraft filters let me know, I stock the complete line. Email me if any questions.