![A comparative look at NASCAR's new spoiler, old spoiler, and wing (Updated NASCAR 101 Style) - SBNation.com A comparative look at NASCAR's new spoiler, old spoiler, and wing (Updated NASCAR 101 Style) - SBNation.com](http://assets.sbnation.com/assets/276741/CoT_Spoiler.jpg)
A comparative look at NASCAR's new spoiler, old spoiler, and wing (Updated NASCAR 101 Style) - SBNation.com
What is the purpose of the plexiglass that runs along the back of all NASCAR vehicles? It's about 6” tall and runs down the back window from the roof to the airfoil
![08-14 Dodge Challenger Rear Decklid Spoiler Nascar Style Metal Aluminum New PGSPOILER | Steve White Parts 08-14 Dodge Challenger Rear Decklid Spoiler Nascar Style Metal Aluminum New PGSPOILER | Steve White Parts](https://s3.amazonaws.com/rparts-sites/images/303ed4c69846ab36c2904d3ba8573050/pgspoiler.jpg)