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Wehrli Custom Fabrication 4" intake kit for 2020–2025 Duramax L5P 6.6L trucks replaces restrictive factory plastic with a high-flow fabricated aluminum pipe and sealed airbox. It draws cold air through the hood ram-air duct and inner fender to improve airflow to the turbo, yielding better horsepower, torque, quicker throttle response and cooler intake temps. Bolt-on installation; no tuning required and fits stock trucks.
Wehrli 20-24 Duramax L5P 4in Intake Kit - Bronze Chrome
