Who has an exh. brake on their deuce?

[Jeepsinker]

Alright, who has one on their truck? Which one did you use? How did you install it? Pics please if possible.
Some recent posts have peaked my interest.

 

[gimpyrobb]

http://www.steelsoldiers.com/showthread.php?3255-Deuce-exhaust-brake-details&highlight=exhaust

 

[Jeepsinker]

I guess I just need to find one for $10 now... I am not spending $700 on a pacbrake.