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The Wehrli S400 big-single turbo install kit for 2001–2004.5 Chevy Silverado 2500/3500 HD with the 6.6L LB7 Duramax supports conversion to a BorgWarner S400-style turbo and ships without the turbo. It upgrades to a 5" fabricated aluminum intake and airbox, uses 3" 2-piece hot-side plumbing with a V-band connection at the compressor outlet, includes a ceramic-coated 3" downpipe, premium dry air filter, stainless oil feed and drain lines, T4 pedestal with spacer and driver-side dipstick tube.
Wehrli 01-04.5 Chevrolet 6.6L LB7 Duramax S400 Turbo Install Kit (No Turbo) - Bengal Blue
