Help Identifying Horn

[Jacob7f1]

Yello, Ive been looking for a horn like this one on trainz ofr a wile now, and I can't seem to fine one like it. Can you guys help me out? Heres the link to the vid: http://www.dailymotion.com/video/xgfa_up-sd40-2-3300-pulling-for-united-w_travel

Thanks! -Jacob

 

[conrailfan1999]

Lesile RS-3L

 

[Jacob7f1]

Thanks for the help!