Using this front lip spoiler is easy. Just install it on your 2006 - 2007 Subaru WRX or STI according to the provided instructions. When driving, the spoiler will work automatically to improve airflow. As for maintenance, keep it clean by washing it regularly with mild soap and water. Avoid using harsh chemicals that could damage the hard urethane material. When installing, make sure all the parts are securely fastened to prevent any loose or rattling during driving.