"This great looking BBK Performance cold air intake kit has been designed as a direct replacement for the restrictive factory intake and installs with few simple hand tools in less than an hour - This air intake kit will improve your horsepower torque and throttle response right out of the box. All BBK cold air kits are designed to pull cooler denser air into the intake for improved overall power. All Kits include high flow Inlet tube high flow washable cotton element air filter and all required shields mounts clamps hardware and installation Instructions. This BBK Cold Air Intake is 50 State Legal - CARB Approved for 2005 and 2006 Models ONLY.