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The WCFab Stage 3 High Flow Bundle for 2006–2007 Chevrolet 6.6L Duramax LBZ integrates a 3in stainless steel downpipe with a high‑flow intake and upgraded intercooler plumbing to increase turbo efficiency and throttle response. Components include a 4.8in intake horn, 4in aluminum intake piping, CNC flanges with double o‑ring seals and reinforced silicone boots and clamps. The assembly is finished in WCFab Red and is bolt‑on compatible.
Wehrli 06-07 Chevrolet 6.6L Duramax LBZ Stage 3 High Flow Bundle Kit - WCFab Red
