You might want to consider a shift kit to increase line pressure.
Not sure if you have seen this, but it may give you some additional ideas:
http://www.cumminsforum.com/forum/3...simple-guide-upgrading-your-transmission.html
Not sure if you have seen this, but it may give you some additional ideas:
http://www.cumminsforum.com/forum/3...simple-guide-upgrading-your-transmission.html