Cadillac CT4-V Blackwing 2023. Cadillac CT4-V Blackwing 2023 has received an exclusive IMSA version: not everyone will be able to buy the car. On July 26 this year, Cadillac has released official images of a special IMSA version of the CT4-V Blackwing 2023. The new car has an exclusive paint job and is equipped with […]