Is it illegal to install a spoiler on a car?

[BraxtonMarie]

Installing a spoiler on a car is illegal. Here are some specific regulations: 1. Motor Vehicle Registration Regulations: According to Article 57 of the 'Motor Vehicle Registration Regulations,' except for the circumstances specified in Article 10 and Article 16 of these regulations, any unauthorized alteration of the motor vehicle's appearance or registered technical data will result in the traffic management department of the public security authorities ordering the restoration of the original condition and imposing a warning or fine. 2. Other regulations: Article 16 states that under the following circumstances, the owner of the motor vehicle does not need to apply for a modification registration, provided that safety and license plate recognition are not affected: (1) Installation of front and rear anti-collision devices on small and micro passenger vehicles; (2) Installation of windshields, water tanks, toolboxes, spare tire racks, etc., on cargo motor vehicles; (3) Addition of interior decorations to the motor vehicle.