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The Wehrli Custom Fab 4" intake kit for 2020–2025 Chevrolet Silverado and GMC Sierra 2500/3500 HD trucks with the 6.6L L5P Duramax swaps the factory plastic plumbing for a high‑flow aluminum pipe and sealed airbox finished in Candy Teal. This bolt‑on assembly increases airflow to the turbo for quicker throttle response and cooler intake temperatures without the need for tuning.
Wehrli 20-24 Chevrolet 6.6L L5P Duramax 4in Intake Kit - Candy Teal
