AFE STAGE 1 INTAKE 2001-2005 6.6L DURAMAX LB7/LLY

Increases horsepower up to 25 HP depending on application, Improves torque up to 35 lbs/ft depending on application, Maximizes airflow for better acceleration and responsiveness, Improved performance results in greater fuel efficiency, Installs in less than 45 minutes using factory mounting points, No cutting or drilling to engine compartment is required, Replaces OE air filter with high flow, high performance 360 degree radial flow air filter, Washable/reusable air filter with the deepest pleats in the industry is the largest possible in the space allowed, Replaces factory air box with a heat-blocking shield that seals to the hood, factory intake tube, Limited lifetime warranty