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The WCFab Stage 2 intake kit for 2004.5-2005 GM LLY 6.6L Duramax replaces the restrictive factory plastic parts with a fabricated aluminum airbox and 4" intake piping to increase airflow to the turbo. The kit includes a high-flow dry filter with a hydrophobic pre-filter cover, silicone boot, stainless clamps, a 4.8" cast aluminum turbo intake horn, and installs with basic hand tools as a bolt-on solution made in the USA.
Wehrli 04.5-05 Duramax LLY 4in Stage 2 Intake Kit - Candy Red
