Home » 2015 Cadillac ATS Coupe Includes Overboost and 5.6s 0-60 Sprint.. As a 2.0T! » 2015 Cadillac ATS Coupe Includes Overboost and 5.6s 0-60 Sprint.. As a 2.0T!3 2015 Cadillac ATS Coupe Includes Overboost and 5.6s 0-60 Sprint.. As a 2.0T!3 Home » 2015 Cadillac ATS Coupe Includes Overboost and 5.6s 0-60 Sprint.. As a 2.0T! » 2015 Cadillac ATS Coupe Includes Overboost and 5.6s 0-60 Sprint.. As a 2.0T!3