O-Rings for GTP38 Turbo Turbocharger Ford 7.3 Diesel Powerstroke F250 350 3 Pieces of O-Rings for GTP38 Turbo Turbocharger For Late 1999-2003 Ford 7.3L Powerstroke Diesel F-Series Super Duty F250 F350 Turbo Oil Feed R-Ring x1 + Drain O-Ring x1, They Sit Between the Turbo and Pedestal, Turbo Outlet O-Ring x1 Note: Turbo Shown on Photos Is NOT Included, It Is Just For Demo of Fitment ONLY