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The Wehrli Custom Fab S400 single turbo install kit for 2001–2004 Chevrolet 6.6L LB7 Duramax trucks provides the plumbing and hardware to move from the stock IHI turbo to a BorgWarner S400-style setup (turbo not included). The kit upgrades to a 5" fabricated intake, 3" mandrel-bent intercooler plumbing, a high-flow y-bridge, stainless steel oil lines, a T4 pedestal and a ceramic-coated downpipe that mates to the stock exhaust without cutting.
Wehrli 01-04.5 Chevrolet 6.6L LB7 Duramax S400 Turbo Install Kit (No Turbo) - Gloss Black
