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The Wehrli Custom Fab High Flow Bundle Kit Stage 1 for 2020–2025 Duramax L5P improves airflow between the turbo and engine to enhance efficiency, throttle response and turbo spool while eliminating weak factory joints that can cause boost leaks. The kit replaces the restrictive two-piece OEM pipes with a heavy-duty 3" driver side pipe and a 3.5" passenger side pipe, finished in WCFab's custom powder coat.
Wehrli 20-25 Duramax L5P High Flow Intake Bundle Kit - Illusion Blueberry
