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Wehrli Custom Fab’s 4in intake kit for 2020–2025 Duramax L5P 6.6L trucks replaces factory plastic intake parts with a high-flow 4" aluminum pipe and airbox assembly. The system is described as bolt-on for stock trucks with no tuning required, drawing cold air via the hood ram-air duct and offering a dry filter and stainless clamps in a finished powder coat.
Wehrli 20-24 Chevrolet 6.6L L5P Duramax 4in Intake Kit - Sparkle Copper
