Super Large GTP38 Turbo Turbocharger for Ford 7.3 Diesel Powerstroke + O-Rings Super Large GTP38 Replacement Turbo Turbocharger + O-Rings For Late 1999-2003 Ford 7.3L Powerstroke Diesel F-Series, Super Duty F250 F350 This is an Upgrade Bigger Turbo than the Stock Turbo, 4" Turbo Inlet (Stock is 3"), 66mm Compressor Wheel (Stock is 60mm) Fit these Part #s: F/N:4102034, P/N:702012-0010, OEM:1831383C93 O-Rings, 3 Pcs: Turbo Oil Feed and Drain O-Rings, Sit Between the Turbo and Pedestal, Turbo Outlet O-Ring Note: Due to Larger Turbo Inlet, Need to Use New Turbo Intake Pipe or Hose. Please Make Sure You Understand the Needed Modification Before Buying This Item. We Offer An Intake Pipe Kit That Fits the Larger Turbo. Please Check Our Other Listing.