Rear Spoilers help change airflows above, underneath, and around the vehicle. It also reduces wind resistance.
- Spoiler refers to an automotive aerodynamic device whose intended design function is to 'spoil' unfavorable air movement across the vehicle's body in motion, usually described as turbulence or drag. Often, spoilers are mistakenly used interchangeably with wings.
- Spoilers are often fitted to race and high-end performance sports cars although they have been common on passenger vehicles as well.
- Some spoilers are added to cars primarily for styling purposes and have either little aerodynamic advantages
- The function of the spoiler depends on the particular effect it is intending to spoil. The most typical spoiler serves to intervene some of the airflow passing over and round a vehicle.