Never counted the BPM but these sounded better at 140 mph + on the A4 between Rheims and Stasbourg with a quick car.
youtube.com/watch?v=kCN2VlZNbXs
youtube.com/watch?v=_e698M9lYe0
Than this at 65 mph on the M1 with a truck.
youtube.com/watch?v=cHTDkJ-bQqM
But it was close. 
