There are some youtubers that do this to "show off" their creations. [1] I have to admit, a Cummins in a Mustang is somewhat unique. [1] - https://www.youtub

There are some youtubers that do this to "show off" their creations. [1] I have to admit, a Cummins in a Mustang is somewhat unique. [1] - https://www.youtube.com/watch?v=pwK8tlR38u0 https://www.youtube.com/watch?v=pwK8tlR38u0