This K&N performance intake kit is perfect for Ford Crown Victoria owners from 2003 who want to enhance their vehicle's performance. Whether you're a daily commuter on the highway or a car enthusiast looking for more power, this kit is for you. It's easy to install, and you'll notice a significant improvement in your engine's power right away. As for the technical details, the high - density polyethylene tube and the oversized, conical filter work together to optimize airflow. And the custom heat shield helps keep the intake air cool. So go ahead and give your car the upgrade it deserves!