S&B Cold Air Intake for 2001-2004 LB7 Duramax

Upgrade airflow and filtration on your 6.6 Duramax LB7 with the S&B Cold Air Intake for 2001-2004 LB7 Duramax. This fully enclosed intake system is designed to reduce restriction, improve induction sound, and support stock or tuned Duramax applications.

• Improves airflow by up to 44.63% over stock (manufacturer claim)
• Cotton Cleanable filter included (KF-1036)
• Fully enclosed airbox helps protect against engine heat and debris
• Designed for clean fitment and easy serviceability
• Verify current emissions legality and state compliance before sale or installation.

Fitment: 2001-2004 Chevrolet Silverado / GMC Sierra 2500HD/3500 6.6L Duramax LB7