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The Wehrli Custom Fab 4" intake kit for 2001–2004 Duramax LB7 in Bengal Blue replaces restrictive OEM plastic with a fabricated aluminum intake and air box assembly. The kit includes a dry filter, silicone boot, stainless steel t-bolt clamps, and installation hardware for a bolt-on setup. Powder coat finish provides a custom look while improving airflow to the turbo and easing filter inspection and cleaning.
Wehrli 01-04 Chevrolet Duramax LB7 4in Intake Kit - Bengal Blue
