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Wehrli Custom Fab Stage 2 Intake Kit for 2004.5–2005 GM LLY 6.6L Duramax replaces restrictive factory plastic parts with a fabricated aluminum 4" intake pipe and airbox plus a dry filter and hydrophobic pre‑filter cover. The kit includes a 4.8" cast aluminum turbo intake horn, silicone boot, stainless t‑bolt clamps and hardware. Bolt‑on installation requires basic tools and no tuning; it improves airflow, throttle response and intake temperatures.
Wehrli 04.5-05 Duramax LLY 4in Stage 2 Intake Kit - Bengal Grey
