1, bumper modification: some car owners may pay more attention to the safety of their cars after getting new ones. They think that the front and rear bumpers of the original car are not strong enough and need to be modified. This is no problem, the annual review can pass;
2, audio: audio modification should be the most common car modification, audio modification does not improve the overall use of the car, for music lovers is also a good choice. Audio modification is also allowed;
3. refitting the exhaust valve with variable sound: refitting the exhaust valve should be the most popular choice in the refitting shop;
4. Bluetooth Mike: In fact, in a sense, this is to improve the driving safety of the owner, and answering the phone with Bluetooth while driving is conducive to safe modification;
5. Tail: From the perspective of dynamic design, the tail is used to reduce the lift of the tail, because the tail is larger than the front. When the speed is too fast, the lift of the tail is greater than that of the front, so there will be a feeling of floating. But after adding the tail wing, the lift can be reduced. This traffic police also allows;
6. Body color modification: First, the color modification in appearance. According to national regulations, after changing the car body color, it is necessary to register the car body color change at the vehicle management office within 10 days, that is, to keep the photo color in the driving book consistent with the actual color;
7. Body stickers: Body stickers are the most common way to decorate the appearance of vehicles;
8. refitting headlights: adding lenses, angel eyes and refitting xenon lamps will definitely fail the annual inspection. However, the brightness of the light bulb can be appropriately changed on the basis of the original car. For example, replacing a light bulb with a color temperature of 4000 with a color temperature of 6000 will not affect the annual inspection of vehicles.