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The Wehrli Custom Fab Stage 3 High Flow Intake Bundle for 2001–2004 Chevrolet 6.6L LB7 Duramax in Bengal Gray is a complete intake and downpipe upgrade. It replaces restrictive OEM parts with large-diameter fabricated aluminum piping, a TIG-welded billet y-bridge, a 4" intake horn and a 3" downpipe to increase airflow to the turbo, improve throttle response and reduce intake temperatures while including silicone boots and hardware.
Wehrli 01-04 Chevrolet 6.6L LB7 Duramax High Flow Intake Bundle Kit - Bengal Gray
