It is truly fitting that NASCAR's era of the wing will come to an end this Sunday in Thunder Valley at Bristol Motor Speedway.
After all, it was three years ago in March 2007 that NASCAR rolled out the so-called Car of Tomorrow that featured the funky, space age-looking rear wing.
But more about Sunday's Food City 500 in a moment. What will the wing-era be most remembered for? Here are three things that defined the years of the wing.
How will the wing era end on Sunday? I think the race at Bristol, as usual, will come down to a battle between the Busch brothers. Kyle Busch has won two of the last three Cup events at the world's fastest half mile while Kurt has five career victories in Thunder Valley. I spent a lot of time with Kurt's No. 2 team on Friday, and the weekend started slow for them. They were only 11th fastest in practice, but then, after wholesale changes were made to the No. 2 Dodge, Kurt qualified second. I think he'll do even better than that on Sunday.
Busch, who won two weeks ago in Atlanta, is meshing well with new crew chief