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Wehrli Custom Fabrication one‑piece 3‑inch driver‑side intercooler pipe for 2004.5–2010 Chevrolet 6.6L Duramax (LLY/LBZ/LMM) replaces the OEM 2.5‑inch hot‑side pipe with a full 3‑inch line. The WCFab design uses straight high‑pressure boots instead of the OEM reverse bead roll at the turbo, and the assembly includes silicone boots, T‑bolt clamps and a custom single‑stage powder‑coat finish.
Wehrli 04.5-10 Chevrolet 6.6L LLY/LBZ/LMM Duramax Driver Side 3in Intercooler Pipe - Bengal Red
