Classic K's in NASCAR!

[Chaos]

It was better at some tracks, worse at others, and drivers consistently complained of how poorly the car performed in traffic, making it very difficult to pass. It didn’t help that, as early as 2007 as teams tested the new model, driver Tony Stewart described it as a “flying brick.”

https://www.yahoo.com/autos/tony-stewart-calls-nascars-frustrating-125000269.html