2007-2008 Silverado 1500, Sierra 1500, Avalanche, Tahoe, Yukon - V8 4.8L / 5.3L / 6.0L Gas AFE Stage 2 SI (Sealed Intake) Cold Air Intake System Bold, aggressive performance in a simple package. More airflow equates to more power and better acceleration. -Increases horsepower & torque. -Maximizes airflow for better acceleration and responsiveness -67% CFM over stock -Improved performance results in greater fuel efficiency -Installs in less than 60 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, completely sealed intake system with aluminum cover for maximum power -Limited lifetime warranty Usually ships: Within 1 business day	Your Price: $443.33 Click here to view Installation PDF