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Wehrli Custom Fab Stage 1 high-flow intercooler bundle for 2017–2019 L5P Duramax replaces factory two-piece tubing with a one-piece 3-inch driver side and 3.5-inch passenger side assembly to improve turbo-to-engine flow and eliminate weak factory joints. Made in the USA from heavy-duty 14‑ga aluminum with mandrel bends, it includes reinforced silicone boots, stainless t-bolt clamps, CNC flange with double O-rings, and installs with basic hand tools, no tuning required.
Wehrli 17-19 Chevrolet L5P Duramax Stage 1 High Flow Intake Bundle Kit - Candy Teal
