Quite a long time as a matter of fact. They've be
Post# of 3601
But you know how these boards go. With regards to the recent Cummins retrofits, if they don't see it running they won't believe it worked. If they see it running they need to know for how long. If they're told how long they need to see the EPA tests. Then when they see the EPA tests they will say no one is using it. Then when there's an order, they want to know the name of the customer. It never ends and it's the same thing over and over.
Read this again in about 6 months and see if I'm right. Seen it all before.