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Wehrli Custom Fab Stage 2 high‑flow bundle kit for 2017–2019 Duramax L5P consolidates the Stage 1 bundle and Stage 2 intake into a single package. The system uses a 4" intake pipe, larger intake horn and upgraded intercooler pipes to increase airflow to the turbo for better throttle response and turbo spool. Hardware, silicone boots, stainless t‑bolt clamps and an Outerwears pre‑filter cover are included; bolt‑on, no tuning required.
Wehrli 17-19 Chevrolet 6.6L L5P Duramax High Flow Intake Bundle Kit Stage 2 - Gloss Black
