Ken I will send you a Message

 

Derale coolers from jcwhitney has the atf coolers for our truck also. 1/2" inlet and outlet fittings for hose connections, 10" diameter fan. Comes with 180 degree t stat if I remember. Says on the notes specifically for use on Cummins powered trucks. At the time I bought them 6 years ago they were $189. Comes on exactly at 180 degrees while sitting at stop n go traffic.