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The Wehrli Custom Fab Stage 2 High Flow Intake Bundle Kit for 2001–2004 GM LB7 6.6L Duramax replaces restrictive OEM intake plumbing with large-diameter aluminum piping and a finished air box assembly. It includes 4" high-flow piping, a dry filter with hydrophobic pre-filter, removable air box lid, 3" fabricated y-bridge, silicone boots, clamps, and an FPRV block-off for reliable fitment and easier inspection and service.
Wehrli 01-04 Duramax LB7 Stage 2 High Flow Intake Bundle Kit - Gloss White
