Home/2015 Mustang Gaskets and Fasteners MR Gasket MLS Stainless header gasket, 1-7/8", 5.0 Coyote $61.77 Ford Performance Main and Side Bolt kit, 5.0 Coyote $62.17 Ford Performance Head Changing Kit, 12mm bolts, 2018+ 5.0L Coyote $280.17 Ford Performance Head Changing Kit, 11mm bolts, 2015-17 5.0L Coyote $163.29 ARP Head Studs, 5.0 Coyote 11mm $443.86