2011-2017 5.0 Coyote Engine Coil Cover Ball Studs Hardware - Set of 6 For use on any 2011-2017 Ford Mustang or F-150 with a 5.0 Coyote engine Sold as a set of six; Three needed per coil cover, six needed per vehicle Please note: These studs are made of plastic and are NOT self-tapping Needed to attach to the Ford coil covers on to a 5.0 Coyote engine