Stage 2 Cold Air Intake SystemJeep Grand Cherokee 06-07 V8-6.1L Increases horsepower & torque.Maximizes airflow for better acceleration and responsivenessImproved performance results in greater fuel efficiencyInstalls in less than 60 minutes using factory mounting pointsNo cutting or drilling to engine compartment is requiredReplaces 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 allowedReplaces factory air box with a heat-blocking shield that seals to the hoodLimited lifetime warranty