Every vehicle of a type required to be registered under this Code altered by the addition, deletion, or modification of the body, chassis, component or essential parts, new or used.
625 ILCS 5/1-144.1
Every vehicle of a type required to be registered under this Code altered by the addition, deletion, or modification of the body, chassis, component or essential parts, new or used.
625 ILCS 5/1-144.1