What is the plastic under the front bumper of a car called?

[VanEmma]

The plastic under the front bumper of a car is called a spoiler. Here is an introduction to the functions of the spoiler: 1. Reduce vortex: The car spoiler can reduce the generation of vortices. 2. Reduce air intake: Reduce the amount of air intake under the car chassis. 3. Improve stability: Improve the stability of the car body. Here is extended information about the repair methods for a damaged bumper: 1. Check the damage: Check the location and extent of the cracking damage on the bumper. 2. Prevent crack expansion: Drill a small hole at the end of the cracked area to prevent further expansion of the crack. 3. Reserve space: Use a grinder with a sanding disc to grind the paint coating on the bumper, forming a certain inclined slope on both sides of the crack to reserve sufficient space. 4. Cut and reinforce: Cut stainless steel for reinforcement, with a size suitable to wrap the crack, and fold the edges. 5. Dust and oil removal: Perform dust and oil removal operations on the bumper surface to facilitate welding the reinforcement mesh. 6. Fill the crack: Use special bumper repair fiberglass adhesive to fill the crack.