6.0L Manifold Stud (and related parts)

Three items in the drop down box to order: R031035 item 16 in pic: Stud exhaust manifold 6.0L/ 5.7 97330000 item 18 in pic: Nut, M8-1.25, HH CLS 8, YZ, 13MM.... Yep that is the description from the book. 93930000 item 17 in pic: lock nut.