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Wehrli WCFab Stage 2 High‑Flow Intake Bundle for 2006–2007 LBZ Duramax 6.6L replaces restrictive factory plumbing to increase turbo airflow and cooler intake temps. The kit uses 4" aluminum intake piping, a 4.8" intake horn (≈20% more flow), removable airbox lid with hydrophobic pre‑filter, and heavy‑duty 3" hot and 3.5" cold intercooler pipes with CNC flanges, silicone boots and stainless t‑bolt clamps. Made in the USA; bolt‑on, no tuning required.
Wehrli 06-07 Chevrolet Duramax 6.6L LBZ Stage 2 High Flow Intake Bundle Kit - Candy Red
