The Wehrli Custom Fab S400 single turbo install kit in WCFab red for 2001–2004 Chevrolet 6.6L LB7 Duramax trucks contains the components to install a larger-frame S400-style turbo (turbo not included). It upgrades the intake to a 5" fabricated assembly, provides 3" mandrel-bent charge plumbing, a high-flow y-bridge, stainless oil feed and drain lines, a T4 pedestal and a ceramic-coated downpipe that interfaces with the stock exhaust.
Wehrli 01-04.5 Chevrolet 6.6L LB7 Duramax S400 Turbo Install Kit (No Turbo) - WCFab Red