The Wehrli Custom Fab S400 single turbo install kit in gloss white for 2001–2004 Chevrolet 6.6L LB7 Duramax trucks supplies the components required to install a larger-frame BorgWarner-style S400 turbo (turbo not included). It includes a 5" fabricated intake and air box, 3" mandrel-bent charge pipes, a high-flow y-bridge, stainless oil lines, T4 pedestal and a ceramic-coated downpipe that connects to the existing exhaust flange.
Wehrli 01-04.5 Chevrolet 6.6L LB7 Duramax S400 Turbo Install Kit (No Turbo) - Gloss White