The aFe Momentum HD Pro Dry S Intake System (51-74001) delivers superior airflow and protection for 2001-2004 GM trucks with 6.6L LB7 Duramax engines. This CARB-approved system features a massive Pro Dry S filter with 99.2% efficiency in a sealed housing that maintains factory mounting points for easy installation.
Key Features :
Specifically designed for 2001-2004 GM 6.6L LB7 Duramax engines
Pro Dry S filter provides 99.2% cumulative filtration efficiency
One-piece sealed housing maintains factory mounting points
Clear sight window for easy filter inspection
Roto-molded intake tube for maximum airflow and perfect fit
Includes premium clamps and silicone elbow coupling
CARB approved (D-550-18) for legal use in all 50 states
The system's 360-degree radial-flow air filter features three layers of progressive synthetic media for optimal filtration without restricting airflow. The patent-pending filter-to-housing interface allows for maximum filter size while simplifying installation. The reinforced metal-wrapped filter prevents collapse under high airflow conditions.
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