NASCAR tested its 2017 aerodynamic package earlier in July at Kentucky Speedway, with Brad Keselowski (white car) winning.
NASCAR tested its 2017 aerodynamic package earlier in July at Kentucky Speedway, with Brad Keselowski (white car) winning. Jerry Markland Getty Images
NASCAR tested its 2017 aerodynamic package earlier in July at Kentucky Speedway, with Brad Keselowski (white car) winning. Jerry Markland Getty Images

NASCAR to test ’17 aero package again at Michigan

July 28, 2016 12:12 PM